20492712

素因数分解:

$2^3\times 3^2\times {\mathrm{241}}^1\times {\mathrm{1181}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 55778580

約数和(自身を除く): 35285868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 241, 482, 723, 964, 1181, 1446, 1928, 2169, 2362, 2892, 3543, 4338, 4724, 5784, 7086, 8676, 9448, 10629, 14172, 17352, 21258, 28344, 42516, 85032, 284621, 569242, 853863, 1138484, 1707726, 2276968, 2561589, 3415452, 5123178, 6830904, 10246356, 20492712]

約数ペア:

[(1, 20492712), (2, 10246356), (3, 6830904), (4, 5123178), (6, 3415452), (8, 2561589), (9, 2276968), (12, 1707726), (18, 1138484), (24, 853863), (36, 569242), (72, 284621), (241, 85032), (482, 42516), (723, 28344), (964, 21258), (1181, 17352), (1446, 14172), (1928, 10629), (2169, 9448), (2362, 8676), (2892, 7086), (3543, 5784), (4338, 4724)]