219943658

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7411}}^1$

素因数の和:7514

約数の個数: 32

約数和(自身を含む): 384238080

約数和(自身を除く): 164294422

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 781, 1349, 1562, 2698, 7411, 14822, 14839, 29678, 81521, 140809, 163042, 281618, 526181, 1052362, 1548899, 3097798, 5787991, 9997439, 11575982, 19994878, 109971829, 219943658]

約数ペア:

[(1, 219943658), (2, 109971829), (11, 19994878), (19, 11575982), (22, 9997439), (38, 5787991), (71, 3097798), (142, 1548899), (209, 1052362), (418, 526181), (781, 281618), (1349, 163042), (1562, 140809), (2698, 81521), (7411, 29678), (14822, 14839)]