22120404

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 53340672

約数和(自身を除く): 31220268

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 163, 172, 258, 263, 326, 489, 516, 526, 652, 789, 978, 1052, 1578, 1956, 3156, 7009, 11309, 14018, 21027, 22618, 28036, 33927, 42054, 42869, 45236, 67854, 84108, 85738, 128607, 135708, 171476, 257214, 514428, 1843367, 3686734, 5530101, 7373468, 11060202, 22120404]

約数ペア:

[(1, 22120404), (2, 11060202), (3, 7373468), (4, 5530101), (6, 3686734), (12, 1843367), (43, 514428), (86, 257214), (129, 171476), (163, 135708), (172, 128607), (258, 85738), (263, 84108), (326, 67854), (489, 45236), (516, 42869), (526, 42054), (652, 33927), (789, 28036), (978, 22618), (1052, 21027), (1578, 14018), (1956, 11309), (3156, 7009)]