18869513090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{153623}}^1$

素因数の和:153874

約数の個数: 32

約数和(自身を含む): 34642826496

約数和(自身を除く): 15773313406

約数列:

[1, 2, 5, 10, 71, 142, 173, 346, 355, 710, 865, 1730, 12283, 24566, 61415, 122830, 153623, 307246, 768115, 1536230, 10907233, 21814466, 26576779, 53153558, 54536165, 109072330, 132883895, 265767790, 1886951309, 3773902618, 9434756545, 18869513090]

約数ペア:

[(1, 18869513090), (2, 9434756545), (5, 3773902618), (10, 1886951309), (71, 265767790), (142, 132883895), (173, 109072330), (346, 54536165), (355, 53153558), (710, 26576779), (865, 21814466), (1730, 10907233), (12283, 1536230), (24566, 768115), (61415, 307246), (122830, 153623)]