18636020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{313}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 42465360

約数和(自身を除く): 23829340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 313, 458, 626, 916, 1145, 1252, 1565, 2290, 2977, 3130, 4069, 4580, 5954, 6260, 8138, 11908, 14885, 16276, 20345, 29770, 40690, 59540, 71677, 81380, 143354, 286708, 358385, 716770, 931801, 1433540, 1863602, 3727204, 4659005, 9318010, 18636020]

約数ペア:

[(1, 18636020), (2, 9318010), (4, 4659005), (5, 3727204), (10, 1863602), (13, 1433540), (20, 931801), (26, 716770), (52, 358385), (65, 286708), (130, 143354), (229, 81380), (260, 71677), (313, 59540), (458, 40690), (626, 29770), (916, 20345), (1145, 16276), (1252, 14885), (1565, 11908), (2290, 8138), (2977, 6260), (3130, 5954), (4069, 4580)]