20931894

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 47056464

約数和(自身を除く): 26124570

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 113, 123, 226, 246, 251, 339, 369, 502, 678, 738, 753, 1017, 1506, 2034, 2259, 4518, 4633, 9266, 10291, 13899, 20582, 27798, 28363, 30873, 41697, 56726, 61746, 83394, 85089, 92619, 170178, 185238, 255267, 510534, 1162883, 2325766, 3488649, 6977298, 10465947, 20931894]

約数ペア:

[(1, 20931894), (2, 10465947), (3, 6977298), (6, 3488649), (9, 2325766), (18, 1162883), (41, 510534), (82, 255267), (113, 185238), (123, 170178), (226, 92619), (246, 85089), (251, 83394), (339, 61746), (369, 56726), (502, 41697), (678, 30873), (738, 28363), (753, 27798), (1017, 20582), (1506, 13899), (2034, 10291), (2259, 9266), (4518, 4633)]