197837816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{60761}}^1$

素因数の和:60815

約数の個数: 32

約数和(自身を含む): 415612080

約数和(自身を除く): 217774264

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 60761, 121522, 243044, 486088, 668371, 1336742, 2248157, 2673484, 4496314, 5346968, 8992628, 17985256, 24729727, 49459454, 98918908, 197837816]

約数ペア:

[(1, 197837816), (2, 98918908), (4, 49459454), (8, 24729727), (11, 17985256), (22, 8992628), (37, 5346968), (44, 4496314), (74, 2673484), (88, 2248157), (148, 1336742), (296, 668371), (407, 486088), (814, 243044), (1628, 121522), (3256, 60761)]