2196590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1051}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 4544640

約数和(自身を除く): 2348050

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 1051, 2090, 2102, 5255, 10510, 11561, 19969, 23122, 39938, 57805, 99845, 115610, 199690, 219659, 439318, 1098295, 2196590]

約数ペア:

[(1, 2196590), (2, 1098295), (5, 439318), (10, 219659), (11, 199690), (19, 115610), (22, 99845), (38, 57805), (55, 39938), (95, 23122), (110, 19969), (190, 11561), (209, 10510), (418, 5255), (1045, 2102), (1051, 2090)]