20862846

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{1447}}^1$

素因数の和:1550

約数の個数: 40

約数和(自身を含む): 47306160

約数和(自身を除く): 26443314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 1447, 1602, 2403, 2894, 4341, 4806, 7209, 8682, 13023, 14418, 26046, 39069, 78138, 117207, 128783, 234414, 257566, 386349, 772698, 1159047, 2318094, 3477141, 6954282, 10431423, 20862846]

約数ペア:

[(1, 20862846), (2, 10431423), (3, 6954282), (6, 3477141), (9, 2318094), (18, 1159047), (27, 772698), (54, 386349), (81, 257566), (89, 234414), (162, 128783), (178, 117207), (267, 78138), (534, 39069), (801, 26046), (1447, 14418), (1602, 13023), (2403, 8682), (2894, 7209), (4341, 4806)]