19080661821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1097}}^1\times {\mathrm{23473}}^1$

素因数の和:24605

約数の個数: 32

約数和(自身を含む): 28867386240

約数和(自身を除く): 9786724419

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1097, 3291, 14261, 20843, 23473, 42783, 62529, 70419, 270959, 305149, 445987, 812877, 915447, 1337961, 5797831, 17393493, 25749881, 77249643, 334748453, 489247739, 1004245359, 1467743217, 6360220607, 19080661821]

約数ペア:

[(1, 19080661821), (3, 6360220607), (13, 1467743217), (19, 1004245359), (39, 489247739), (57, 334748453), (247, 77249643), (741, 25749881), (1097, 17393493), (3291, 5797831), (14261, 1337961), (20843, 915447), (23473, 812877), (42783, 445987), (62529, 305149), (70419, 270959)]