19843672

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{599}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 38556000

約数和(自身を除く): 18712328

約数列:

[1, 2, 4, 8, 41, 82, 101, 164, 202, 328, 404, 599, 808, 1198, 2396, 4141, 4792, 8282, 16564, 24559, 33128, 49118, 60499, 98236, 120998, 196472, 241996, 483992, 2480459, 4960918, 9921836, 19843672]

約数ペア:

[(1, 19843672), (2, 9921836), (4, 4960918), (8, 2480459), (41, 483992), (82, 241996), (101, 196472), (164, 120998), (202, 98236), (328, 60499), (404, 49118), (599, 33128), (808, 24559), (1198, 16564), (2396, 8282), (4141, 4792)]