20855412

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{9497}}^1$

素因数の和:9568

約数の個数: 36

約数和(自身を含む): 53587716

約数和(自身を除く): 32732304

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 9497, 18994, 28491, 37988, 56982, 85473, 113964, 170946, 341892, 579317, 1158634, 1737951, 2317268, 3475902, 5213853, 6951804, 10427706, 20855412]

約数ペア:

[(1, 20855412), (2, 10427706), (3, 6951804), (4, 5213853), (6, 3475902), (9, 2317268), (12, 1737951), (18, 1158634), (36, 579317), (61, 341892), (122, 170946), (183, 113964), (244, 85473), (366, 56982), (549, 37988), (732, 28491), (1098, 18994), (2196, 9497)]