20181024

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:982

約数の個数: 72

約数和(自身を含む): 58181760

約数和(自身を除く): 38000736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 887, 948, 1264, 1422, 1774, 1896, 2528, 2661, 2844, 3548, 3792, 5322, 5688, 7096, 7584, 7983, 10644, 11376, 14192, 15966, 21288, 22752, 28384, 31932, 42576, 63864, 70073, 85152, 127728, 140146, 210219, 255456, 280292, 420438, 560584, 630657, 840876, 1121168, 1261314, 1681752, 2242336, 2522628, 3363504, 5045256, 6727008, 10090512, 20181024]

約数ペア:

[(1, 20181024), (2, 10090512), (3, 6727008), (4, 5045256), (6, 3363504), (8, 2522628), (9, 2242336), (12, 1681752), (16, 1261314), (18, 1121168), (24, 840876), (32, 630657), (36, 560584), (48, 420438), (72, 280292), (79, 255456), (96, 210219), (144, 140146), (158, 127728), (237, 85152), (288, 70073), (316, 63864), (474, 42576), (632, 31932), (711, 28384), (887, 22752), (948, 21288), (1264, 15966), (1422, 14192), (1774, 11376), (1896, 10644), (2528, 7983), (2661, 7584), (2844, 7096), (3548, 5688), (3792, 5322)]