19843810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1439}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 41057280

約数和(自身を除く): 21213470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1439, 1970, 2758, 2878, 6895, 7195, 10073, 13790, 14390, 20146, 50365, 100730, 283483, 566966, 1417415, 1984381, 2834830, 3968762, 9921905, 19843810]

約数ペア:

[(1, 19843810), (2, 9921905), (5, 3968762), (7, 2834830), (10, 1984381), (14, 1417415), (35, 566966), (70, 283483), (197, 100730), (394, 50365), (985, 20146), (1379, 14390), (1439, 13790), (1970, 10073), (2758, 7195), (2878, 6895)]