20218272477

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{56701}}^1$

素因数の和:56981

約数の個数: 32

約数和(自身を含む): 29873335296

約数和(自身を除く): 9655062819

約数列:

[1, 3, 13, 39, 41, 123, 223, 533, 669, 1599, 2899, 8697, 9143, 27429, 56701, 118859, 170103, 356577, 737113, 2211339, 2324741, 6974223, 12644323, 30221633, 37932969, 90664899, 164376199, 493128597, 518417243, 1555251729, 6739424159, 20218272477]

約数ペア:

[(1, 20218272477), (3, 6739424159), (13, 1555251729), (39, 518417243), (41, 493128597), (123, 164376199), (223, 90664899), (533, 37932969), (669, 30221633), (1599, 12644323), (2899, 6974223), (8697, 2324741), (9143, 2211339), (27429, 737113), (56701, 356577), (118859, 170103)]