20512142608

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4436017}}^1$

素因数の和:4436059

約数の個数: 30

約数和(自身を含む): 42217583306

約数和(自身を除く): 21705440698

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 4436017, 8872034, 17744068, 35488136, 70976272, 75412289, 150824578, 301649156, 603298312, 1206596624, 1282008913, 2564017826, 5128035652, 10256071304, 20512142608]

約数ペア:

[(1, 20512142608), (2, 10256071304), (4, 5128035652), (8, 2564017826), (16, 1282008913), (17, 1206596624), (34, 603298312), (68, 301649156), (136, 150824578), (272, 75412289), (289, 70976272), (578, 35488136), (1156, 17744068), (2312, 8872034), (4624, 4436017)]