18338472

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{523}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 49863840

約数和(自身を除く): 31525368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 523, 974, 1046, 1461, 1569, 1948, 2092, 2922, 3138, 3896, 4184, 4383, 4707, 5844, 6276, 8766, 9414, 11688, 12552, 17532, 18828, 35064, 37656, 254701, 509402, 764103, 1018804, 1528206, 2037608, 2292309, 3056412, 4584618, 6112824, 9169236, 18338472]

約数ペア:

[(1, 18338472), (2, 9169236), (3, 6112824), (4, 4584618), (6, 3056412), (8, 2292309), (9, 2037608), (12, 1528206), (18, 1018804), (24, 764103), (36, 509402), (72, 254701), (487, 37656), (523, 35064), (974, 18828), (1046, 17532), (1461, 12552), (1569, 11688), (1948, 9414), (2092, 8766), (2922, 6276), (3138, 5844), (3896, 4707), (4184, 4383)]