18881616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{30259}}^1$

素因数の和:30283

約数の個数: 40

約数和(自身を含む): 52531360

約数和(自身を除く): 33649744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 30259, 60518, 90777, 121036, 181554, 242072, 363108, 393367, 484144, 726216, 786734, 1180101, 1452432, 1573468, 2360202, 3146936, 4720404, 6293872, 9440808, 18881616]

約数ペア:

[(1, 18881616), (2, 9440808), (3, 6293872), (4, 4720404), (6, 3146936), (8, 2360202), (12, 1573468), (13, 1452432), (16, 1180101), (24, 786734), (26, 726216), (39, 484144), (48, 393367), (52, 363108), (78, 242072), (104, 181554), (156, 121036), (208, 90777), (312, 60518), (624, 30259)]