201981776

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{77447}}^1$

素因数の和:77618

約数の個数: 20

約数和(自身を含む): 393745632

約数和(自身を除く): 191763856

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 77447, 154894, 309788, 619576, 1239152, 12623861, 25247722, 50495444, 100990888, 201981776]

約数ペア:

[(1, 201981776), (2, 100990888), (4, 50495444), (8, 25247722), (16, 12623861), (163, 1239152), (326, 619576), (652, 309788), (1304, 154894), (2608, 77447)]