20787744

素因数分解:

$2^5\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2741}}^1$

素因数の和:2833

約数の個数: 48

約数和(自身を含む): 55278720

約数和(自身を除く): 34490976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 79, 96, 158, 237, 316, 474, 632, 948, 1264, 1896, 2528, 2741, 3792, 5482, 7584, 8223, 10964, 16446, 21928, 32892, 43856, 65784, 87712, 131568, 216539, 263136, 433078, 649617, 866156, 1299234, 1732312, 2598468, 3464624, 5196936, 6929248, 10393872, 20787744]

約数ペア:

[(1, 20787744), (2, 10393872), (3, 6929248), (4, 5196936), (6, 3464624), (8, 2598468), (12, 1732312), (16, 1299234), (24, 866156), (32, 649617), (48, 433078), (79, 263136), (96, 216539), (158, 131568), (237, 87712), (316, 65784), (474, 43856), (632, 32892), (948, 21928), (1264, 16446), (1896, 10964), (2528, 8223), (2741, 7584), (3792, 5482)]