20175897704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{563}}^1\times {\mathrm{263503}}^1$

素因数の和:264089

約数の個数: 32

約数和(自身を含む): 40126389120

約数和(自身を除く): 19950491416

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 563, 1126, 2252, 4504, 9571, 19142, 38284, 76568, 263503, 527006, 1054012, 2108024, 4479551, 8959102, 17918204, 35836408, 148352189, 296704378, 593408756, 1186817512, 2521987213, 5043974426, 10087948852, 20175897704]

約数ペア:

[(1, 20175897704), (2, 10087948852), (4, 5043974426), (8, 2521987213), (17, 1186817512), (34, 593408756), (68, 296704378), (136, 148352189), (563, 35836408), (1126, 17918204), (2252, 8959102), (4504, 4479551), (9571, 2108024), (19142, 1054012), (38284, 527006), (76568, 263503)]