19984866715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{737041}}^1$

素因数の和:737103

約数の個数: 32

約数和(自身を含む): 28656192960

約数和(自身を除く): 8671326245

約数列:

[1, 5, 11, 17, 29, 55, 85, 145, 187, 319, 493, 935, 1595, 2465, 5423, 27115, 737041, 3685205, 8107451, 12529697, 21374189, 40537255, 62648485, 106870945, 137826667, 235116079, 363361213, 689133335, 1175580395, 1816806065, 3996973343, 19984866715]

約数ペア:

[(1, 19984866715), (5, 3996973343), (11, 1816806065), (17, 1175580395), (29, 689133335), (55, 363361213), (85, 235116079), (145, 137826667), (187, 106870945), (319, 62648485), (493, 40537255), (935, 21374189), (1595, 12529697), (2465, 8107451), (5423, 3685205), (27115, 737041)]