66851842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 109105920

約数和(自身を除く): 42254078

約数列:

[1, 2, 19, 38, 43, 86, 163, 251, 326, 502, 817, 1634, 3097, 4769, 6194, 7009, 9538, 10793, 14018, 21586, 40913, 81826, 133171, 205067, 266342, 410134, 777347, 1554694, 1759259, 3518518, 33425921, 66851842]

約数ペア:

[(1, 66851842), (2, 33425921), (19, 3518518), (38, 1759259), (43, 1554694), (86, 777347), (163, 410134), (251, 266342), (326, 205067), (502, 133171), (817, 81826), (1634, 40913), (3097, 21586), (4769, 14018), (6194, 10793), (7009, 9538)]