1990597696

素因数分解:

$2^6\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{1663}}^1$

素因数の和:2051

約数の個数: 56

約数和(自身を含む): 4032138240

約数和(自身を除く): 2041540544

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 236, 317, 472, 634, 944, 1268, 1663, 1888, 2536, 3326, 3776, 5072, 6652, 10144, 13304, 18703, 20288, 26608, 37406, 53216, 74812, 98117, 106432, 149624, 196234, 299248, 392468, 527171, 598496, 784936, 1054342, 1196992, 1569872, 2108684, 3139744, 4217368, 6279488, 8434736, 16869472, 31103089, 33738944, 62206178, 124412356, 248824712, 497649424, 995298848, 1990597696]

約数ペア:

[(1, 1990597696), (2, 995298848), (4, 497649424), (8, 248824712), (16, 124412356), (32, 62206178), (59, 33738944), (64, 31103089), (118, 16869472), (236, 8434736), (317, 6279488), (472, 4217368), (634, 3139744), (944, 2108684), (1268, 1569872), (1663, 1196992), (1888, 1054342), (2536, 784936), (3326, 598496), (3776, 527171), (5072, 392468), (6652, 299248), (10144, 196234), (13304, 149624), (18703, 106432), (20288, 98117), (26608, 74812), (37406, 53216)]