19645943152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{51991}}^1$

素因数の和:52142

約数の個数: 80

約数和(自身を含む): 44097534720

約数和(自身を除く): 24451591568

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 113, 152, 176, 209, 226, 304, 418, 452, 836, 904, 1243, 1672, 1808, 2147, 2486, 3344, 4294, 4972, 8588, 9944, 17176, 19888, 23617, 34352, 47234, 51991, 94468, 103982, 188936, 207964, 377872, 415928, 571901, 831856, 987829, 1143802, 1975658, 2287604, 3951316, 4575208, 5874983, 7902632, 9150416, 10866119, 11749966, 15805264, 21732238, 23499932, 43464476, 46999864, 64624813, 86928952, 93999728, 111624677, 129249626, 173857904, 223249354, 258499252, 446498708, 516998504, 892997416, 1033997008, 1227871447, 1785994832, 2455742894, 4911485788, 9822971576, 19645943152]

約数ペア:

[(1, 19645943152), (2, 9822971576), (4, 4911485788), (8, 2455742894), (11, 1785994832), (16, 1227871447), (19, 1033997008), (22, 892997416), (38, 516998504), (44, 446498708), (76, 258499252), (88, 223249354), (113, 173857904), (152, 129249626), (176, 111624677), (209, 93999728), (226, 86928952), (304, 64624813), (418, 46999864), (452, 43464476), (836, 23499932), (904, 21732238), (1243, 15805264), (1672, 11749966), (1808, 10866119), (2147, 9150416), (2486, 7902632), (3344, 5874983), (4294, 4575208), (4972, 3951316), (8588, 2287604), (9944, 1975658), (17176, 1143802), (19888, 987829), (23617, 831856), (34352, 571901), (47234, 415928), (51991, 377872), (94468, 207964), (103982, 188936)]