20161651670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1553}}^1\times {\mathrm{76367}}^1$

素因数の和:77944

約数の個数: 32

約数和(自身を含む): 38450982528

約数和(自身を除く): 18289330858

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1553, 3106, 7765, 15530, 26401, 52802, 76367, 132005, 152734, 264010, 381835, 763670, 1298239, 2596478, 6491195, 12982390, 118597951, 237195902, 592989755, 1185979510, 2016165167, 4032330334, 10080825835, 20161651670]

約数ペア:

[(1, 20161651670), (2, 10080825835), (5, 4032330334), (10, 2016165167), (17, 1185979510), (34, 592989755), (85, 237195902), (170, 118597951), (1553, 12982390), (3106, 6491195), (7765, 2596478), (15530, 1298239), (26401, 763670), (52802, 381835), (76367, 264010), (132005, 152734)]