19676392

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18426008

約数列:

[1, 2, 4, 8, 41, 82, 164, 239, 251, 328, 478, 502, 956, 1004, 1912, 2008, 9799, 10291, 19598, 20582, 39196, 41164, 59989, 78392, 82328, 119978, 239956, 479912, 2459549, 4919098, 9838196, 19676392]

約数ペア:

[(1, 19676392), (2, 9838196), (4, 4919098), (8, 2459549), (41, 479912), (82, 239956), (164, 119978), (239, 82328), (251, 78392), (328, 59989), (478, 41164), (502, 39196), (956, 20582), (1004, 19598), (1912, 10291), (2008, 9799)]