20271786

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8641}}^1$

素因数の和:8686

約数の個数: 32

約数和(自身を含む): 44800128

約数和(自身を除く): 24528342

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 8641, 17282, 25923, 51846, 146897, 198743, 293794, 397486, 440691, 596229, 881382, 1192458, 3378631, 6757262, 10135893, 20271786]

約数ペア:

[(1, 20271786), (2, 10135893), (3, 6757262), (6, 3378631), (17, 1192458), (23, 881382), (34, 596229), (46, 440691), (51, 397486), (69, 293794), (102, 198743), (138, 146897), (391, 51846), (782, 25923), (1173, 17282), (2346, 8641)]