19735700

素因数分解:

$2^2\times 5^2\times {\mathrm{151}}^1\times {\mathrm{1307}}^1$

素因数の和:1472

約数の個数: 36

約数和(自身を含む): 43143072

約数和(自身を除く): 23407372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 151, 302, 604, 755, 1307, 1510, 2614, 3020, 3775, 5228, 6535, 7550, 13070, 15100, 26140, 32675, 65350, 130700, 197357, 394714, 789428, 986785, 1973570, 3947140, 4933925, 9867850, 19735700]

約数ペア:

[(1, 19735700), (2, 9867850), (4, 4933925), (5, 3947140), (10, 1973570), (20, 986785), (25, 789428), (50, 394714), (100, 197357), (151, 130700), (302, 65350), (604, 32675), (755, 26140), (1307, 15100), (1510, 13070), (2614, 7550), (3020, 6535), (3775, 5228)]