20161821336

素因数分解:

$2^3\times 3^1\times {\mathrm{1361}}^1\times {\mathrm{617249}}^1$

素因数の和:618619

約数の個数: 32

約数和(自身を含む): 50441670000

約数和(自身を除く): 30279848664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1361, 2722, 4083, 5444, 8166, 10888, 16332, 32664, 617249, 1234498, 1851747, 2468996, 3703494, 4937992, 7406988, 14813976, 840075889, 1680151778, 2520227667, 3360303556, 5040455334, 6720607112, 10080910668, 20161821336]

約数ペア:

[(1, 20161821336), (2, 10080910668), (3, 6720607112), (4, 5040455334), (6, 3360303556), (8, 2520227667), (12, 1680151778), (24, 840075889), (1361, 14813976), (2722, 7406988), (4083, 4937992), (5444, 3703494), (8166, 2468996), (10888, 1851747), (16332, 1234498), (32664, 617249)]