18457272

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{659}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 50193000

約数和(自身を除く): 31735728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 659, 778, 1167, 1318, 1556, 1977, 2334, 2636, 3112, 3501, 3954, 4668, 5272, 5931, 7002, 7908, 9336, 11862, 14004, 15816, 23724, 28008, 47448, 256351, 512702, 769053, 1025404, 1538106, 2050808, 2307159, 3076212, 4614318, 6152424, 9228636, 18457272]

約数ペア:

[(1, 18457272), (2, 9228636), (3, 6152424), (4, 4614318), (6, 3076212), (8, 2307159), (9, 2050808), (12, 1538106), (18, 1025404), (24, 769053), (36, 512702), (72, 256351), (389, 47448), (659, 28008), (778, 23724), (1167, 15816), (1318, 14004), (1556, 11862), (1977, 9336), (2334, 7908), (2636, 7002), (3112, 5931), (3501, 5272), (3954, 4668)]