19970510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9203}}^1$

素因数の和:9248

約数の個数: 32

約数和(自身を含む): 42412032

約数和(自身を除く): 22441522

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9203, 18406, 46015, 64421, 92030, 128842, 285293, 322105, 570586, 644210, 1426465, 1997051, 2852930, 3994102, 9985255, 19970510]

約数ペア:

[(1, 19970510), (2, 9985255), (5, 3994102), (7, 2852930), (10, 1997051), (14, 1426465), (31, 644210), (35, 570586), (62, 322105), (70, 285293), (155, 128842), (217, 92030), (310, 64421), (434, 46015), (1085, 18406), (2170, 9203)]