18880295

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 8214745

約数列:

[1, 5, 7, 35, 41, 59, 205, 223, 287, 295, 413, 1115, 1435, 1561, 2065, 2419, 7805, 9143, 12095, 13157, 16933, 45715, 64001, 65785, 84665, 92099, 320005, 460495, 539437, 2697185, 3776059, 18880295]

約数ペア:

[(1, 18880295), (5, 3776059), (7, 2697185), (35, 539437), (41, 460495), (59, 320005), (205, 92099), (223, 84665), (287, 65785), (295, 64001), (413, 45715), (1115, 16933), (1435, 13157), (1561, 12095), (2065, 9143), (2419, 7805)]