199912982

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{22447}}^1$

素因数の和:22583

約数の個数: 16

約数和(自身を含む): 308974272

約数和(自身を除く): 109061290

約数列:

[1, 2, 61, 73, 122, 146, 4453, 8906, 22447, 44894, 1369267, 1638631, 2738534, 3277262, 99956491, 199912982]

約数ペア:

[(1, 199912982), (2, 99956491), (61, 3277262), (73, 2738534), (122, 1638631), (146, 1369267), (4453, 44894), (8906, 22447)]