18790135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 28248192

約数和(自身を除く): 9458057

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 305, 427, 455, 677, 793, 2135, 3385, 3965, 4739, 5551, 8801, 23695, 27755, 41297, 44005, 61607, 206485, 289079, 308035, 536861, 1445395, 2684305, 3758027, 18790135]

約数ペア:

[(1, 18790135), (5, 3758027), (7, 2684305), (13, 1445395), (35, 536861), (61, 308035), (65, 289079), (91, 206485), (305, 61607), (427, 44005), (455, 41297), (677, 27755), (793, 23695), (2135, 8801), (3385, 5551), (3965, 4739)]