20301633

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 34594560

約数和(自身を除く): 14292927

約数列:

[1, 3, 9, 11, 19, 33, 43, 57, 99, 129, 171, 209, 251, 387, 473, 627, 753, 817, 1419, 1881, 2259, 2451, 2761, 4257, 4769, 7353, 8283, 8987, 10793, 14307, 24849, 26961, 32379, 42921, 52459, 80883, 97137, 118723, 157377, 205067, 356169, 472131, 615201, 1068507, 1845603, 2255737, 6767211, 20301633]

約数ペア:

[(1, 20301633), (3, 6767211), (9, 2255737), (11, 1845603), (19, 1068507), (33, 615201), (43, 472131), (57, 356169), (99, 205067), (129, 157377), (171, 118723), (209, 97137), (251, 80883), (387, 52459), (473, 42921), (627, 32379), (753, 26961), (817, 24849), (1419, 14307), (1881, 10793), (2259, 8987), (2451, 8283), (2761, 7353), (4257, 4769)]