16923985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 23288832

約数和(自身を除く): 6364847

約数列:

[1, 5, 13, 31, 37, 65, 155, 185, 227, 403, 481, 1135, 1147, 2015, 2405, 2951, 5735, 7037, 8399, 14755, 14911, 35185, 41995, 74555, 91481, 109187, 260369, 457405, 545935, 1301845, 3384797, 16923985]

約数ペア:

[(1, 16923985), (5, 3384797), (13, 1301845), (31, 545935), (37, 457405), (65, 260369), (155, 109187), (185, 91481), (227, 74555), (403, 41995), (481, 35185), (1135, 14911), (1147, 14755), (2015, 8399), (2405, 7037), (2951, 5735)]