20180882619

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{13781}}^1$

素因数の和:14073

約数の個数: 40

約数和(自身を含む): 30617539920

約数和(自身を除く): 10436657301

約数列:

[1, 3, 9, 27, 81, 101, 179, 303, 537, 909, 1611, 2727, 4833, 8181, 13781, 14499, 18079, 41343, 54237, 124029, 162711, 372087, 488133, 1116261, 1391881, 1464399, 2466799, 4175643, 7400397, 12526929, 22201191, 37580787, 66603573, 112742361, 199810719, 249146699, 747440097, 2242320291, 6726960873, 20180882619]

約数ペア:

[(1, 20180882619), (3, 6726960873), (9, 2242320291), (27, 747440097), (81, 249146699), (101, 199810719), (179, 112742361), (303, 66603573), (537, 37580787), (909, 22201191), (1611, 12526929), (2727, 7400397), (4833, 4175643), (8181, 2466799), (13781, 1464399), (14499, 1391881), (18079, 1116261), (41343, 488133), (54237, 372087), (124029, 162711)]