20446143172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:850

約数の個数: 144

約数和(自身を含む): 45779280960

約数和(自身を除く): 25333137788

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 67, 91, 98, 134, 182, 196, 229, 268, 364, 458, 469, 523, 637, 871, 916, 938, 1046, 1274, 1603, 1742, 1876, 2092, 2548, 2977, 3206, 3283, 3484, 3661, 5954, 6097, 6412, 6566, 6799, 7322, 11221, 11908, 12194, 13132, 13598, 14644, 15343, 20839, 22442, 24388, 25627, 27196, 30686, 35041, 41678, 42679, 44884, 47593, 51254, 61372, 70082, 83356, 85358, 95186, 102508, 107401, 119767, 140164, 145873, 170716, 190372, 199459, 214802, 239534, 245287, 291746, 333151, 398918, 429604, 455533, 479068, 490574, 583492, 666302, 751807, 797836, 838369, 911066, 981148, 1332604, 1396213, 1503614, 1556971, 1676738, 1717009, 1822132, 2792426, 3007228, 3113942, 3188731, 3353476, 3434018, 5584852, 5868583, 6227884, 6377462, 6868036, 8024389, 9773491, 10898797, 11737166, 12754924, 16048778, 19546982, 21797594, 22321117, 23474332, 32097556, 39093964, 43595188, 44642234, 56170723, 76291579, 89284468, 104317057, 112341446, 152583158, 208634114, 224682892, 305166316, 393195061, 417268228, 730219399, 786390122, 1460438798, 1572780244, 2920877596, 5111535793, 10223071586, 20446143172]

約数ペア:

[(1, 20446143172), (2, 10223071586), (4, 5111535793), (7, 2920877596), (13, 1572780244), (14, 1460438798), (26, 786390122), (28, 730219399), (49, 417268228), (52, 393195061), (67, 305166316), (91, 224682892), (98, 208634114), (134, 152583158), (182, 112341446), (196, 104317057), (229, 89284468), (268, 76291579), (364, 56170723), (458, 44642234), (469, 43595188), (523, 39093964), (637, 32097556), (871, 23474332), (916, 22321117), (938, 21797594), (1046, 19546982), (1274, 16048778), (1603, 12754924), (1742, 11737166), (1876, 10898797), (2092, 9773491), (2548, 8024389), (2977, 6868036), (3206, 6377462), (3283, 6227884), (3484, 5868583), (3661, 5584852), (5954, 3434018), (6097, 3353476), (6412, 3188731), (6566, 3113942), (6799, 3007228), (7322, 2792426), (11221, 1822132), (11908, 1717009), (12194, 1676738), (13132, 1556971), (13598, 1503614), (14644, 1396213), (15343, 1332604), (20839, 981148), (22442, 911066), (24388, 838369), (25627, 797836), (27196, 751807), (30686, 666302), (35041, 583492), (41678, 490574), (42679, 479068), (44884, 455533), (47593, 429604), (51254, 398918), (61372, 333151), (70082, 291746), (83356, 245287), (85358, 239534), (95186, 214802), (102508, 199459), (107401, 190372), (119767, 170716), (140164, 145873)]