20352072

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 58988160

約数和(自身を除く): 38636088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 41, 43, 52, 74, 78, 82, 86, 104, 111, 123, 129, 148, 156, 164, 172, 222, 246, 258, 296, 312, 328, 344, 444, 481, 492, 516, 533, 559, 888, 962, 984, 1032, 1066, 1118, 1443, 1517, 1591, 1599, 1677, 1763, 1924, 2132, 2236, 2886, 3034, 3182, 3198, 3354, 3526, 3848, 4264, 4472, 4551, 4773, 5289, 5772, 6068, 6364, 6396, 6708, 7052, 9102, 9546, 10578, 11544, 12136, 12728, 12792, 13416, 14104, 18204, 19092, 19721, 20683, 21156, 22919, 36408, 38184, 39442, 41366, 42312, 45838, 59163, 62049, 65231, 68757, 78884, 82732, 91676, 118326, 124098, 130462, 137514, 157768, 165464, 183352, 195693, 236652, 248196, 260924, 275028, 391386, 473304, 496392, 521848, 550056, 782772, 848003, 1565544, 1696006, 2544009, 3392012, 5088018, 6784024, 10176036, 20352072]

約数ペア:

[(1, 20352072), (2, 10176036), (3, 6784024), (4, 5088018), (6, 3392012), (8, 2544009), (12, 1696006), (13, 1565544), (24, 848003), (26, 782772), (37, 550056), (39, 521848), (41, 496392), (43, 473304), (52, 391386), (74, 275028), (78, 260924), (82, 248196), (86, 236652), (104, 195693), (111, 183352), (123, 165464), (129, 157768), (148, 137514), (156, 130462), (164, 124098), (172, 118326), (222, 91676), (246, 82732), (258, 78884), (296, 68757), (312, 65231), (328, 62049), (344, 59163), (444, 45838), (481, 42312), (492, 41366), (516, 39442), (533, 38184), (559, 36408), (888, 22919), (962, 21156), (984, 20683), (1032, 19721), (1066, 19092), (1118, 18204), (1443, 14104), (1517, 13416), (1591, 12792), (1599, 12728), (1677, 12136), (1763, 11544), (1924, 10578), (2132, 9546), (2236, 9102), (2886, 7052), (3034, 6708), (3182, 6396), (3198, 6364), (3354, 6068), (3526, 5772), (3848, 5289), (4264, 4773), (4472, 4551)]