18976035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4231}}^1$

素因数の和:4275

約数の個数: 32

約数和(自身を含む): 34126848

約数和(自身を除く): 15150813

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4231, 4485, 12693, 21155, 55003, 63465, 97313, 165009, 275015, 291939, 486565, 825045, 1265069, 1459695, 3795207, 6325345, 18976035]

約数ペア:

[(1, 18976035), (3, 6325345), (5, 3795207), (13, 1459695), (15, 1265069), (23, 825045), (39, 486565), (65, 291939), (69, 275015), (115, 165009), (195, 97313), (299, 63465), (345, 55003), (897, 21155), (1495, 12693), (4231, 4485)]