19198145

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4271}}^1$

素因数の和:4336

約数の個数: 16

約数和(自身を含む): 24606720

約数和(自身を除く): 5408575

約数列:

[1, 5, 29, 31, 145, 155, 899, 4271, 4495, 21355, 123859, 132401, 619295, 662005, 3839629, 19198145]

約数ペア:

[(1, 19198145), (5, 3839629), (29, 662005), (31, 619295), (145, 132401), (155, 123859), (899, 21355), (4271, 4495)]