16909810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1546

約数の個数: 32

約数和(自身を含む): 32587200

約数和(自身を除く): 15677390

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 1459, 2318, 2918, 5795, 7295, 11590, 14590, 27721, 55442, 88999, 138605, 177998, 277210, 444995, 889990, 1690981, 3381962, 8454905, 16909810]

約数ペア:

[(1, 16909810), (2, 8454905), (5, 3381962), (10, 1690981), (19, 889990), (38, 444995), (61, 277210), (95, 177998), (122, 138605), (190, 88999), (305, 55442), (610, 27721), (1159, 14590), (1459, 11590), (2318, 7295), (2918, 5795)]