18972432

素因数分解:

$2^4\times 3^2\times {\mathrm{359}}^1\times {\mathrm{367}}^1$

素因数の和:740

約数の個数: 60

約数和(自身を含む): 53389440

約数和(自身を除く): 34417008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 359, 367, 718, 734, 1077, 1101, 1436, 1468, 2154, 2202, 2872, 2936, 3231, 3303, 4308, 4404, 5744, 5872, 6462, 6606, 8616, 8808, 12924, 13212, 17232, 17616, 25848, 26424, 51696, 52848, 131753, 263506, 395259, 527012, 790518, 1054024, 1185777, 1581036, 2108048, 2371554, 3162072, 4743108, 6324144, 9486216, 18972432]

約数ペア:

[(1, 18972432), (2, 9486216), (3, 6324144), (4, 4743108), (6, 3162072), (8, 2371554), (9, 2108048), (12, 1581036), (16, 1185777), (18, 1054024), (24, 790518), (36, 527012), (48, 395259), (72, 263506), (144, 131753), (359, 52848), (367, 51696), (718, 26424), (734, 25848), (1077, 17616), (1101, 17232), (1436, 13212), (1468, 12924), (2154, 8808), (2202, 8616), (2872, 6606), (2936, 6462), (3231, 5872), (3303, 5744), (4308, 4404)]