19257436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{809}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 36877680

約数和(自身を除く): 17620244

約数列:

[1, 2, 4, 11, 22, 44, 541, 809, 1082, 1618, 2164, 3236, 5951, 8899, 11902, 17798, 23804, 35596, 437669, 875338, 1750676, 4814359, 9628718, 19257436]

約数ペア:

[(1, 19257436), (2, 9628718), (4, 4814359), (11, 1750676), (22, 875338), (44, 437669), (541, 35596), (809, 23804), (1082, 17798), (1618, 11902), (2164, 8899), (3236, 5951)]