209470544

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{1213}}^1$

素因数の和:1515

約数の個数: 40

約数和(自身を含む): 417285792

約数和(自身を除く): 207815248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 251, 344, 502, 688, 1004, 1213, 2008, 2426, 4016, 4852, 9704, 10793, 19408, 21586, 43172, 52159, 86344, 104318, 172688, 208636, 304463, 417272, 608926, 834544, 1217852, 2435704, 4871408, 13091909, 26183818, 52367636, 104735272, 209470544]

約数ペア:

[(1, 209470544), (2, 104735272), (4, 52367636), (8, 26183818), (16, 13091909), (43, 4871408), (86, 2435704), (172, 1217852), (251, 834544), (344, 608926), (502, 417272), (688, 304463), (1004, 208636), (1213, 172688), (2008, 104318), (2426, 86344), (4016, 52159), (4852, 43172), (9704, 21586), (10793, 19408)]