181020128

素因数分解:

$2^5\times {\mathrm{409}}^1\times {\mathrm{13831}}^1$

素因数の和:14250

約数の個数: 24

約数和(自身を含む): 357280560

約数和(自身を除く): 176260432

約数列:

[1, 2, 4, 8, 16, 32, 409, 818, 1636, 3272, 6544, 13088, 13831, 27662, 55324, 110648, 221296, 442592, 5656879, 11313758, 22627516, 45255032, 90510064, 181020128]

約数ペア:

[(1, 181020128), (2, 90510064), (4, 45255032), (8, 22627516), (16, 11313758), (32, 5656879), (409, 442592), (818, 221296), (1636, 110648), (3272, 55324), (6544, 27662), (13088, 13831)]