19668474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 50830080

約数和(自身を除く): 31161606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 366, 378, 427, 549, 853, 854, 1098, 1281, 1647, 1706, 2559, 2562, 3294, 3843, 5118, 5971, 7677, 7686, 11529, 11942, 15354, 17913, 23031, 23058, 35826, 46062, 52033, 53739, 104066, 107478, 156099, 161217, 312198, 322434, 364231, 468297, 728462, 936594, 1092693, 1404891, 2185386, 2809782, 3278079, 6556158, 9834237, 19668474]

約数ペア:

[(1, 19668474), (2, 9834237), (3, 6556158), (6, 3278079), (7, 2809782), (9, 2185386), (14, 1404891), (18, 1092693), (21, 936594), (27, 728462), (42, 468297), (54, 364231), (61, 322434), (63, 312198), (122, 161217), (126, 156099), (183, 107478), (189, 104066), (366, 53739), (378, 52033), (427, 46062), (549, 35826), (853, 23058), (854, 23031), (1098, 17913), (1281, 15354), (1647, 11942), (1706, 11529), (2559, 7686), (2562, 7677), (3294, 5971), (3843, 5118)]