19860152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4441}}^1$

素因数の和:4503

約数の個数: 32

約数和(自身を含む): 41044080

約数和(自身を除く): 21183928

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4441, 4472, 8882, 17764, 35528, 57733, 115466, 190963, 230932, 381926, 461864, 763852, 1527704, 2482519, 4965038, 9930076, 19860152]

約数ペア:

[(1, 19860152), (2, 9930076), (4, 4965038), (8, 2482519), (13, 1527704), (26, 763852), (43, 461864), (52, 381926), (86, 230932), (104, 190963), (172, 115466), (344, 57733), (559, 35528), (1118, 17764), (2236, 8882), (4441, 4472)]