20489496

素因数分解:

$2^3\times 3^1\times {\mathrm{401}}^1\times {\mathrm{2129}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 51375600

約数和(自身を除く): 30886104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 401, 802, 1203, 1604, 2129, 2406, 3208, 4258, 4812, 6387, 8516, 9624, 12774, 17032, 25548, 51096, 853729, 1707458, 2561187, 3414916, 5122374, 6829832, 10244748, 20489496]

約数ペア:

[(1, 20489496), (2, 10244748), (3, 6829832), (4, 5122374), (6, 3414916), (8, 2561187), (12, 1707458), (24, 853729), (401, 51096), (802, 25548), (1203, 17032), (1604, 12774), (2129, 9624), (2406, 8516), (3208, 6387), (4258, 4812)]