19998510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{95231}}^1$

素因数の和:95248

約数の個数: 32

約数和(自身を含む): 54853632

約数和(自身を除く): 34855122

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 95231, 190462, 285693, 476155, 571386, 666617, 952310, 1333234, 1428465, 1999851, 2856930, 3333085, 3999702, 6666170, 9999255, 19998510]

約数ペア:

[(1, 19998510), (2, 9999255), (3, 6666170), (5, 3999702), (6, 3333085), (7, 2856930), (10, 1999851), (14, 1428465), (15, 1333234), (21, 952310), (30, 666617), (35, 571386), (42, 476155), (70, 285693), (105, 190462), (210, 95231)]