20740676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1487}}^1$

素因数の和:1819

約数の個数: 24

約数和(自身を含む): 39747456

約数和(自身を除く): 19006780

約数列:

[1, 2, 4, 11, 22, 44, 317, 634, 1268, 1487, 2974, 3487, 5948, 6974, 13948, 16357, 32714, 65428, 471379, 942758, 1885516, 5185169, 10370338, 20740676]

約数ペア:

[(1, 20740676), (2, 10370338), (4, 5185169), (11, 1885516), (22, 942758), (44, 471379), (317, 65428), (634, 32714), (1268, 16357), (1487, 13948), (2974, 6974), (3487, 5948)]