19842670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 37674720

約数和(自身を除く): 17832050

約数列:

[1, 2, 5, 10, 29, 53, 58, 106, 145, 265, 290, 530, 1291, 1537, 2582, 3074, 6455, 7685, 12910, 15370, 37439, 68423, 74878, 136846, 187195, 342115, 374390, 684230, 1984267, 3968534, 9921335, 19842670]

約数ペア:

[(1, 19842670), (2, 9921335), (5, 3968534), (10, 1984267), (29, 684230), (53, 374390), (58, 342115), (106, 187195), (145, 136846), (265, 74878), (290, 68423), (530, 37439), (1291, 15370), (1537, 12910), (2582, 7685), (3074, 6455)]