20455596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81173}}^1$

素因数の和:81190

約数の個数: 36

約数和(自身を含む): 59094672

約数和(自身を除く): 38639076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81173, 162346, 243519, 324692, 487038, 568211, 730557, 974076, 1136422, 1461114, 1704633, 2272844, 2922228, 3409266, 5113899, 6818532, 10227798, 20455596]

約数ペア:

[(1, 20455596), (2, 10227798), (3, 6818532), (4, 5113899), (6, 3409266), (7, 2922228), (9, 2272844), (12, 1704633), (14, 1461114), (18, 1136422), (21, 974076), (28, 730557), (36, 568211), (42, 487038), (63, 324692), (84, 243519), (126, 162346), (252, 81173)]