20745912

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{78583}}^1$

素因数の和:78603

約数の個数: 32

約数和(自身を含む): 56580480

約数和(自身を除く): 35834568

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 78583, 157166, 235749, 314332, 471498, 628664, 864413, 942996, 1728826, 1885992, 2593239, 3457652, 5186478, 6915304, 10372956, 20745912]

約数ペア:

[(1, 20745912), (2, 10372956), (3, 6915304), (4, 5186478), (6, 3457652), (8, 2593239), (11, 1885992), (12, 1728826), (22, 942996), (24, 864413), (33, 628664), (44, 471498), (66, 314332), (88, 235749), (132, 157166), (264, 78583)]