157881982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4201}}^1$

素因数の和:4288

約数の個数: 32

約数和(自身を含む): 266238720

約数和(自身を除く): 108356738

約数列:

[1, 2, 19, 23, 38, 43, 46, 86, 437, 817, 874, 989, 1634, 1978, 4201, 8402, 18791, 37582, 79819, 96623, 159638, 180643, 193246, 361286, 1835837, 3432217, 3671674, 4154789, 6864434, 8309578, 78940991, 157881982]

約数ペア:

[(1, 157881982), (2, 78940991), (19, 8309578), (23, 6864434), (38, 4154789), (43, 3671674), (46, 3432217), (86, 1835837), (437, 361286), (817, 193246), (874, 180643), (989, 159638), (1634, 96623), (1978, 79819), (4201, 37582), (8402, 18791)]