1640245178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{33151}}^1$

素因数の和:33350

約数の個数: 32

約数和(自身を含む): 2907297792

約数和(自身を除く): 1267052614

約数列:

[1, 2, 11, 13, 22, 26, 143, 173, 286, 346, 1903, 2249, 3806, 4498, 24739, 33151, 49478, 66302, 364661, 430963, 729322, 861926, 4740593, 5735123, 9481186, 11470246, 63086353, 74556599, 126172706, 149113198, 820122589, 1640245178]

約数ペア:

[(1, 1640245178), (2, 820122589), (11, 149113198), (13, 126172706), (22, 74556599), (26, 63086353), (143, 11470246), (173, 9481186), (286, 5735123), (346, 4740593), (1903, 861926), (2249, 729322), (3806, 430963), (4498, 364661), (24739, 66302), (33151, 49478)]