201551408

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307243}}^1$

素因数の和:307292

約数の個数: 20

約数和(自身を含む): 400031688

約数和(自身を除く): 198480280

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 307243, 614486, 1228972, 2457944, 4915888, 12596963, 25193926, 50387852, 100775704, 201551408]

約数ペア:

[(1, 201551408), (2, 100775704), (4, 50387852), (8, 25193926), (16, 12596963), (41, 4915888), (82, 2457944), (164, 1228972), (328, 614486), (656, 307243)]