18621770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 34981200

約数和(自身を除く): 16359430

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 409, 785, 818, 1570, 2045, 4090, 4553, 9106, 11861, 22765, 23722, 45530, 59305, 64213, 118610, 128426, 321065, 642130, 1862177, 3724354, 9310885, 18621770]

約数ペア:

[(1, 18621770), (2, 9310885), (5, 3724354), (10, 1862177), (29, 642130), (58, 321065), (145, 128426), (157, 118610), (290, 64213), (314, 59305), (409, 45530), (785, 23722), (818, 22765), (1570, 11861), (2045, 9106), (4090, 4553)]