19805136

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1867}}^1$

素因数の和:1908

約数の個数: 80

約数和(自身を含む): 58371264

約数和(自身を除く): 38566128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 1867, 2652, 3536, 3734, 5304, 5601, 7468, 10608, 11202, 14936, 22404, 24271, 29872, 31739, 44808, 48542, 63478, 72813, 89616, 95217, 97084, 126956, 145626, 190434, 194168, 253912, 291252, 380868, 388336, 412607, 507824, 582504, 761736, 825214, 1165008, 1237821, 1523472, 1650428, 2475642, 3300856, 4951284, 6601712, 9902568, 19805136]

約数ペア:

[(1, 19805136), (2, 9902568), (3, 6601712), (4, 4951284), (6, 3300856), (8, 2475642), (12, 1650428), (13, 1523472), (16, 1237821), (17, 1165008), (24, 825214), (26, 761736), (34, 582504), (39, 507824), (48, 412607), (51, 388336), (52, 380868), (68, 291252), (78, 253912), (102, 194168), (104, 190434), (136, 145626), (156, 126956), (204, 97084), (208, 95217), (221, 89616), (272, 72813), (312, 63478), (408, 48542), (442, 44808), (624, 31739), (663, 29872), (816, 24271), (884, 22404), (1326, 14936), (1768, 11202), (1867, 10608), (2652, 7468), (3536, 5601), (3734, 5304)]