18450010

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 34385472

約数和(自身を除く): 15935462

約数列:

[1, 2, 5, 10, 43, 86, 107, 214, 215, 401, 430, 535, 802, 1070, 2005, 4010, 4601, 9202, 17243, 23005, 34486, 42907, 46010, 85814, 86215, 172430, 214535, 429070, 1845001, 3690002, 9225005, 18450010]

約数ペア:

[(1, 18450010), (2, 9225005), (5, 3690002), (10, 1845001), (43, 429070), (86, 214535), (107, 172430), (214, 86215), (215, 85814), (401, 46010), (430, 42907), (535, 34486), (802, 23005), (1070, 17243), (2005, 9202), (4010, 4601)]