1997111230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1867}}^1\times {\mathrm{2609}}^1$

素因数の和:4524

約数の個数: 32

約数和(自身を含む): 3685862880

約数和(自身を除く): 1688751650

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1867, 2609, 3734, 5218, 9335, 13045, 18670, 26090, 76547, 106969, 153094, 213938, 382735, 534845, 765470, 1069690, 4871003, 9742006, 24355015, 48710030, 199711123, 399422246, 998555615, 1997111230]

約数ペア:

[(1, 1997111230), (2, 998555615), (5, 399422246), (10, 199711123), (41, 48710030), (82, 24355015), (205, 9742006), (410, 4871003), (1867, 1069690), (2609, 765470), (3734, 534845), (5218, 382735), (9335, 213938), (13045, 153094), (18670, 106969), (26090, 76547)]