18218491490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1\times {\mathrm{76603}}^1$

素因数の和:78026

約数の個数: 32

約数和(自身を含む): 34747574400

約数和(自身を除く): 16529082910

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1399, 2798, 6995, 13990, 23783, 47566, 76603, 118915, 153206, 237830, 383015, 766030, 1302251, 2604502, 6511255, 13022510, 107167597, 214335194, 535837985, 1071675970, 1821849149, 3643698298, 9109245745, 18218491490]

約数ペア:

[(1, 18218491490), (2, 9109245745), (5, 3643698298), (10, 1821849149), (17, 1071675970), (34, 535837985), (85, 214335194), (170, 107167597), (1399, 13022510), (2798, 6511255), (6995, 2604502), (13990, 1302251), (23783, 766030), (47566, 383015), (76603, 237830), (118915, 153206)]