20299070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1693}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 40249440

約数和(自身を除く): 19950370

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 1693, 2398, 3386, 5995, 8465, 11990, 16930, 18623, 37246, 93115, 184537, 186230, 369074, 922685, 1845370, 2029907, 4059814, 10149535, 20299070]

約数ペア:

[(1, 20299070), (2, 10149535), (5, 4059814), (10, 2029907), (11, 1845370), (22, 922685), (55, 369074), (109, 186230), (110, 184537), (218, 93115), (545, 37246), (1090, 18623), (1199, 16930), (1693, 11990), (2398, 8465), (3386, 5995)]