19892608

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 42962400

約数和(自身を除く): 23069792

約数列:

[1, 2, 4, 8, 16, 23, 29, 32, 46, 58, 64, 92, 116, 128, 184, 232, 233, 368, 464, 466, 667, 736, 928, 932, 1334, 1472, 1856, 1864, 2668, 2944, 3712, 3728, 5336, 5359, 6757, 7456, 10672, 10718, 13514, 14912, 21344, 21436, 27028, 29824, 42688, 42872, 54056, 85376, 85744, 108112, 155411, 171488, 216224, 310822, 342976, 432448, 621644, 685952, 864896, 1243288, 2486576, 4973152, 9946304, 19892608]

約数ペア:

[(1, 19892608), (2, 9946304), (4, 4973152), (8, 2486576), (16, 1243288), (23, 864896), (29, 685952), (32, 621644), (46, 432448), (58, 342976), (64, 310822), (92, 216224), (116, 171488), (128, 155411), (184, 108112), (232, 85744), (233, 85376), (368, 54056), (464, 42872), (466, 42688), (667, 29824), (736, 27028), (928, 21436), (932, 21344), (1334, 14912), (1472, 13514), (1856, 10718), (1864, 10672), (2668, 7456), (2944, 6757), (3712, 5359), (3728, 5336)]