520023218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{9137}}^1$

素因数の和:9362

約数の個数: 32

約数和(自身を含む): 921110400

約数和(自身を除く): 401087182

約数列:

[1, 2, 11, 13, 22, 26, 143, 199, 286, 398, 2189, 2587, 4378, 5174, 9137, 18274, 28457, 56914, 100507, 118781, 201014, 237562, 1306591, 1818263, 2613182, 3636526, 20000893, 23637419, 40001786, 47274838, 260011609, 520023218]

約数ペア:

[(1, 520023218), (2, 260011609), (11, 47274838), (13, 40001786), (22, 23637419), (26, 20000893), (143, 3636526), (199, 2613182), (286, 1818263), (398, 1306591), (2189, 237562), (2587, 201014), (4378, 118781), (5174, 100507), (9137, 56914), (18274, 28457)]