201690988

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{409}}^1\times {\mathrm{1091}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 357280560

約数和(自身を除く): 155589572

約数列:

[1, 2, 4, 113, 226, 409, 452, 818, 1091, 1636, 2182, 4364, 46217, 92434, 123283, 184868, 246566, 446219, 493132, 892438, 1784876, 50422747, 100845494, 201690988]

約数ペア:

[(1, 201690988), (2, 100845494), (4, 50422747), (113, 1784876), (226, 892438), (409, 493132), (452, 446219), (818, 246566), (1091, 184868), (1636, 123283), (2182, 92434), (4364, 46217)]