20494304

素因数分解:

$2^5\times {\mathrm{197}}^1\times {\mathrm{3251}}^1$

素因数の和:3458

約数の個数: 24

約数和(自身を含む): 40565448

約数和(自身を除く): 20071144

約数列:

[1, 2, 4, 8, 16, 32, 197, 394, 788, 1576, 3152, 3251, 6304, 6502, 13004, 26008, 52016, 104032, 640447, 1280894, 2561788, 5123576, 10247152, 20494304]

約数ペア:

[(1, 20494304), (2, 10247152), (4, 5123576), (8, 2561788), (16, 1280894), (32, 640447), (197, 104032), (394, 52016), (788, 26008), (1576, 13004), (3152, 6502), (3251, 6304)]