20115695751

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1\times {\mathrm{12107}}^1$

素因数の和:12515

約数の個数: 32

約数和(自身を含む): 28609751040

約数和(自身を除く): 8494055289

約数列:

[1, 3, 19, 57, 103, 283, 309, 849, 1957, 5377, 5871, 12107, 16131, 29149, 36321, 87447, 230033, 553831, 690099, 1247021, 1661493, 3426281, 3741063, 10278843, 23693399, 65099339, 71080197, 195298017, 352906943, 1058720829, 6705231917, 20115695751]

約数ペア:

[(1, 20115695751), (3, 6705231917), (19, 1058720829), (57, 352906943), (103, 195298017), (283, 71080197), (309, 65099339), (849, 23693399), (1957, 10278843), (5377, 3741063), (5871, 3426281), (12107, 1661493), (16131, 1247021), (29149, 690099), (36321, 553831), (87447, 230033)]