18663804

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2833}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 49198240

約数和(自身を除く): 30534436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 2833, 3294, 5666, 6588, 8499, 11332, 16998, 25497, 33996, 50994, 76491, 101988, 152982, 172813, 305964, 345626, 518439, 691252, 1036878, 1555317, 2073756, 3110634, 4665951, 6221268, 9331902, 18663804]

約数ペア:

[(1, 18663804), (2, 9331902), (3, 6221268), (4, 4665951), (6, 3110634), (9, 2073756), (12, 1555317), (18, 1036878), (27, 691252), (36, 518439), (54, 345626), (61, 305964), (108, 172813), (122, 152982), (183, 101988), (244, 76491), (366, 50994), (549, 33996), (732, 25497), (1098, 16998), (1647, 11332), (2196, 8499), (2833, 6588), (3294, 5666)]