20309631

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{503}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 27853056

約数和(自身を除く): 7543425

約数列:

[1, 3, 43, 129, 313, 503, 939, 1509, 13459, 21629, 40377, 64887, 157439, 472317, 6769877, 20309631]

約数ペア:

[(1, 20309631), (3, 6769877), (43, 472317), (129, 157439), (313, 64887), (503, 40377), (939, 21629), (1509, 13459)]