15805816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 32079600

約数和(自身を除く): 16273784

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 379, 401, 758, 802, 1516, 1604, 3032, 3208, 4927, 5213, 9854, 10426, 19708, 20852, 39416, 41704, 151979, 303958, 607916, 1215832, 1975727, 3951454, 7902908, 15805816]

約数ペア:

[(1, 15805816), (2, 7902908), (4, 3951454), (8, 1975727), (13, 1215832), (26, 607916), (52, 303958), (104, 151979), (379, 41704), (401, 39416), (758, 20852), (802, 19708), (1516, 10426), (1604, 9854), (3032, 5213), (3208, 4927)]