420912272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{2391547}}^1$

素因数の和:2391566

約数の個数: 20

約数和(自身を含む): 889655856

約数和(自身を除く): 468743584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 2391547, 4783094, 9566188, 19132376, 26307017, 38264752, 52614034, 105228068, 210456136, 420912272]

約数ペア:

[(1, 420912272), (2, 210456136), (4, 105228068), (8, 52614034), (11, 38264752), (16, 26307017), (22, 19132376), (44, 9566188), (88, 4783094), (176, 2391547)]