20254528

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1607

約数の個数: 56

約数和(自身を含む): 47548800

約数和(自身を除く): 27294272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1559, 1624, 1856, 3118, 3248, 6236, 6496, 10913, 12472, 12992, 21826, 24944, 43652, 45211, 49888, 87304, 90422, 99776, 174608, 180844, 316477, 349216, 361688, 632954, 698432, 723376, 1265908, 1446752, 2531816, 2893504, 5063632, 10127264, 20254528]

約数ペア:

[(1, 20254528), (2, 10127264), (4, 5063632), (7, 2893504), (8, 2531816), (14, 1446752), (16, 1265908), (28, 723376), (29, 698432), (32, 632954), (56, 361688), (58, 349216), (64, 316477), (112, 180844), (116, 174608), (203, 99776), (224, 90422), (232, 87304), (406, 49888), (448, 45211), (464, 43652), (812, 24944), (928, 21826), (1559, 12992), (1624, 12472), (1856, 10913), (3118, 6496), (3248, 6236)]