20767574191

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{971}}^1\times {\mathrm{2423}}^1$

素因数の和:3511

約数の個数: 32

約数和(自身を含む): 25860860928

約数和(自身を除く): 5093286737

約数列:

[1, 7, 13, 91, 97, 679, 971, 1261, 2423, 6797, 8827, 12623, 16961, 31499, 88361, 94187, 220493, 235031, 659309, 1224431, 1645217, 2352733, 3055403, 8571017, 16469131, 21387821, 30585529, 214098703, 228215101, 1597505707, 2966796313, 20767574191]

約数ペア:

[(1, 20767574191), (7, 2966796313), (13, 1597505707), (91, 228215101), (97, 214098703), (679, 30585529), (971, 21387821), (1261, 16469131), (2423, 8571017), (6797, 3055403), (8827, 2352733), (12623, 1645217), (16961, 1224431), (31499, 659309), (88361, 235031), (94187, 220493)]