197714

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 24

約数和(自身を含む): 351120

約数和(自身を除く): 153406

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 121, 209, 242, 418, 473, 817, 946, 1634, 2299, 4598, 5203, 8987, 10406, 17974, 98857, 197714]

約数ペア:

[(1, 197714), (2, 98857), (11, 17974), (19, 10406), (22, 8987), (38, 5203), (43, 4598), (86, 2299), (121, 1634), (209, 946), (242, 817), (418, 473)]