645491568

素因数分解:

$2^4\times 3^1\times {\mathrm{13447741}}^1$

素因数の和:13447752

約数の個数: 20

約数和(自身を含む): 1667520008

約数和(自身を除く): 1022028440

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13447741, 26895482, 40343223, 53790964, 80686446, 107581928, 161372892, 215163856, 322745784, 645491568]

約数ペア:

[(1, 645491568), (2, 322745784), (3, 215163856), (4, 161372892), (6, 107581928), (8, 80686446), (12, 53790964), (16, 40343223), (24, 26895482), (48, 13447741)]