18428925996

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{12497}}^1$

素因数の和:12680

約数の個数: 144

約数和(自身を含む): 52735161024

約数和(自身を除く): 34306235028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 137, 138, 156, 207, 234, 274, 276, 299, 411, 414, 468, 548, 598, 822, 828, 897, 1196, 1233, 1644, 1781, 1794, 2466, 2691, 3151, 3562, 3588, 4932, 5343, 5382, 6302, 7124, 9453, 10686, 10764, 12497, 12604, 16029, 18906, 21372, 24994, 28359, 32058, 37491, 37812, 40963, 49988, 56718, 64116, 74982, 81926, 112473, 113436, 122889, 149964, 162461, 163852, 224946, 245778, 287431, 324922, 368667, 449892, 487383, 491556, 574862, 649844, 737334, 862293, 974766, 1149724, 1462149, 1474668, 1712089, 1724586, 1949532, 2586879, 2924298, 3424178, 3449172, 3736603, 5136267, 5173758, 5848596, 6848356, 7473206, 10272534, 10347516, 11209809, 14946412, 15408801, 20545068, 22257157, 22419618, 30817602, 33629427, 39378047, 44514314, 44839236, 61635204, 66771471, 67258854, 78756094, 89028628, 118134141, 133542942, 134517708, 157512188, 200314413, 236268282, 267085884, 354402423, 400628826, 472536564, 511914611, 708804846, 801257652, 1023829222, 1417609692, 1535743833, 2047658444, 3071487666, 4607231499, 6142975332, 9214462998, 18428925996]

約数ペア:

[(1, 18428925996), (2, 9214462998), (3, 6142975332), (4, 4607231499), (6, 3071487666), (9, 2047658444), (12, 1535743833), (13, 1417609692), (18, 1023829222), (23, 801257652), (26, 708804846), (36, 511914611), (39, 472536564), (46, 400628826), (52, 354402423), (69, 267085884), (78, 236268282), (92, 200314413), (117, 157512188), (137, 134517708), (138, 133542942), (156, 118134141), (207, 89028628), (234, 78756094), (274, 67258854), (276, 66771471), (299, 61635204), (411, 44839236), (414, 44514314), (468, 39378047), (548, 33629427), (598, 30817602), (822, 22419618), (828, 22257157), (897, 20545068), (1196, 15408801), (1233, 14946412), (1644, 11209809), (1781, 10347516), (1794, 10272534), (2466, 7473206), (2691, 6848356), (3151, 5848596), (3562, 5173758), (3588, 5136267), (4932, 3736603), (5343, 3449172), (5382, 3424178), (6302, 2924298), (7124, 2586879), (9453, 1949532), (10686, 1724586), (10764, 1712089), (12497, 1474668), (12604, 1462149), (16029, 1149724), (18906, 974766), (21372, 862293), (24994, 737334), (28359, 649844), (32058, 574862), (37491, 491556), (37812, 487383), (40963, 449892), (49988, 368667), (56718, 324922), (64116, 287431), (74982, 245778), (81926, 224946), (112473, 163852), (113436, 162461), (122889, 149964)]