20825316

素因数分解:

$2^2\times 3^3\times {\mathrm{151}}^1\times {\mathrm{1277}}^1$

素因数の和:1441

約数の個数: 48

約数和(自身を含む): 54391680

約数和(自身を除く): 33566364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 151, 302, 453, 604, 906, 1277, 1359, 1812, 2554, 2718, 3831, 4077, 5108, 5436, 7662, 8154, 11493, 15324, 16308, 22986, 34479, 45972, 68958, 137916, 192827, 385654, 578481, 771308, 1156962, 1735443, 2313924, 3470886, 5206329, 6941772, 10412658, 20825316]

約数ペア:

[(1, 20825316), (2, 10412658), (3, 6941772), (4, 5206329), (6, 3470886), (9, 2313924), (12, 1735443), (18, 1156962), (27, 771308), (36, 578481), (54, 385654), (108, 192827), (151, 137916), (302, 68958), (453, 45972), (604, 34479), (906, 22986), (1277, 16308), (1359, 15324), (1812, 11493), (2554, 8154), (2718, 7662), (3831, 5436), (4077, 5108)]