20368206

素因数分解:

$2^1\times 3^3\times {\mathrm{347}}^1\times {\mathrm{1087}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 45434880

約数和(自身を除く): 25066674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 347, 694, 1041, 1087, 2082, 2174, 3123, 3261, 6246, 6522, 9369, 9783, 18738, 19566, 29349, 58698, 377189, 754378, 1131567, 2263134, 3394701, 6789402, 10184103, 20368206]

約数ペア:

[(1, 20368206), (2, 10184103), (3, 6789402), (6, 3394701), (9, 2263134), (18, 1131567), (27, 754378), (54, 377189), (347, 58698), (694, 29349), (1041, 19566), (1087, 18738), (2082, 9783), (2174, 9369), (3123, 6522), (3261, 6246)]