19423255

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 23775840

約数和(自身を除く): 4352585

約数列:

[1, 5, 109, 157, 227, 545, 785, 1135, 17113, 24743, 35639, 85565, 123715, 178195, 3884651, 19423255]

約数ペア:

[(1, 19423255), (5, 3884651), (109, 178195), (157, 123715), (227, 85565), (545, 35639), (785, 24743), (1135, 17113)]