19238973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8087}}^1$

素因数の和:8164

約数の個数: 16

約数和(自身を含む): 28081536

約数和(自身を除く): 8842563

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 8087, 24261, 105131, 315393, 493307, 1479921, 6412991, 19238973]

約数ペア:

[(1, 19238973), (3, 6412991), (13, 1479921), (39, 493307), (61, 315393), (183, 105131), (793, 24261), (2379, 8087)]