18218664

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3203}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 49982400

約数和(自身を除く): 31763736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 3203, 5688, 6406, 9609, 12812, 19218, 25624, 28827, 38436, 57654, 76872, 115308, 230616, 253037, 506074, 759111, 1012148, 1518222, 2024296, 2277333, 3036444, 4554666, 6072888, 9109332, 18218664]

約数ペア:

[(1, 18218664), (2, 9109332), (3, 6072888), (4, 4554666), (6, 3036444), (8, 2277333), (9, 2024296), (12, 1518222), (18, 1012148), (24, 759111), (36, 506074), (72, 253037), (79, 230616), (158, 115308), (237, 76872), (316, 57654), (474, 38436), (632, 28827), (711, 25624), (948, 19218), (1422, 12812), (1896, 9609), (2844, 6406), (3203, 5688)]