26831398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 45505152

約数和(自身を除く): 18673754

約数列:

[1, 2, 11, 22, 43, 86, 113, 226, 251, 473, 502, 946, 1243, 2486, 2761, 4859, 5522, 9718, 10793, 21586, 28363, 53449, 56726, 106898, 118723, 237446, 311993, 623986, 1219609, 2439218, 13415699, 26831398]

約数ペア:

[(1, 26831398), (2, 13415699), (11, 2439218), (22, 1219609), (43, 623986), (86, 311993), (113, 237446), (226, 118723), (251, 106898), (473, 56726), (502, 53449), (946, 28363), (1243, 21586), (2486, 10793), (2761, 9718), (4859, 5522)]