18164955

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 30113856

約数和(自身を除く): 11948901

約数列:

[1, 3, 5, 15, 53, 73, 159, 219, 265, 313, 365, 795, 939, 1095, 1565, 3869, 4695, 11607, 16589, 19345, 22849, 49767, 58035, 68547, 82945, 114245, 248835, 342735, 1210997, 3632991, 6054985, 18164955]

約数ペア:

[(1, 18164955), (3, 6054985), (5, 3632991), (15, 1210997), (53, 342735), (73, 248835), (159, 114245), (219, 82945), (265, 68547), (313, 58035), (365, 49767), (795, 22849), (939, 19345), (1095, 16589), (1565, 11607), (3869, 4695)]