18894864

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{10639}}^1$

素因数の和:10687

約数の個数: 40

約数和(自身を含む): 50135680

約数和(自身を除く): 31240816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 10639, 21278, 31917, 42556, 63834, 85112, 127668, 170224, 255336, 393643, 510672, 787286, 1180929, 1574572, 2361858, 3149144, 4723716, 6298288, 9447432, 18894864]

約数ペア:

[(1, 18894864), (2, 9447432), (3, 6298288), (4, 4723716), (6, 3149144), (8, 2361858), (12, 1574572), (16, 1180929), (24, 787286), (37, 510672), (48, 393643), (74, 255336), (111, 170224), (148, 127668), (222, 85112), (296, 63834), (444, 42556), (592, 31917), (888, 21278), (1776, 10639)]