20080886

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 37428480

約数和(自身を除く): 17347594

約数列:

[1, 2, 7, 14, 23, 46, 49, 59, 98, 118, 151, 161, 302, 322, 413, 826, 1057, 1127, 1357, 2114, 2254, 2714, 2891, 3473, 5782, 6946, 7399, 8909, 9499, 14798, 17818, 18998, 24311, 48622, 62363, 66493, 124726, 132986, 170177, 204907, 340354, 409814, 436541, 873082, 1434349, 2868698, 10040443, 20080886]

約数ペア:

[(1, 20080886), (2, 10040443), (7, 2868698), (14, 1434349), (23, 873082), (46, 436541), (49, 409814), (59, 340354), (98, 204907), (118, 170177), (151, 132986), (161, 124726), (302, 66493), (322, 62363), (413, 48622), (826, 24311), (1057, 18998), (1127, 17818), (1357, 14798), (2114, 9499), (2254, 8909), (2714, 7399), (2891, 6946), (3473, 5782)]