18967065

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4229}}^1$

素因数の和:4273

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 15143655

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4229, 4485, 12687, 21145, 54977, 63435, 97267, 164931, 274885, 291801, 486335, 824655, 1264471, 1459005, 3793413, 6322355, 18967065]

約数ペア:

[(1, 18967065), (3, 6322355), (5, 3793413), (13, 1459005), (15, 1264471), (23, 824655), (39, 486335), (65, 291801), (69, 274885), (115, 164931), (195, 97267), (299, 63435), (345, 54977), (897, 21145), (1495, 12687), (4229, 4485)]