388637590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{185951}}^1$

素因数の和:185988

約数の個数: 32

約数和(自身を含む): 803312640

約数和(自身を除く): 414675050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 185951, 371902, 929755, 1859510, 2045461, 3533069, 4090922, 7066138, 10227305, 17665345, 20454610, 35330690, 38863759, 77727518, 194318795, 388637590]

約数ペア:

[(1, 388637590), (2, 194318795), (5, 77727518), (10, 38863759), (11, 35330690), (19, 20454610), (22, 17665345), (38, 10227305), (55, 7066138), (95, 4090922), (110, 3533069), (190, 2045461), (209, 1859510), (418, 929755), (1045, 371902), (2090, 185951)]