20756170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3767}}^1$

素因数の和:3822

約数の個数: 32

約数和(自身を含む): 40694400

約数和(自身を除く): 19938230

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 3767, 5510, 7534, 18835, 37670, 71573, 109243, 143146, 218486, 357865, 546215, 715730, 1092430, 2075617, 4151234, 10378085, 20756170]

約数ペア:

[(1, 20756170), (2, 10378085), (5, 4151234), (10, 2075617), (19, 1092430), (29, 715730), (38, 546215), (58, 357865), (95, 218486), (145, 143146), (190, 109243), (290, 71573), (551, 37670), (1102, 18835), (2755, 7534), (3767, 5510)]