20196540014

素因数分解:

$2^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{389}}^1\times {\mathrm{2927}}^1$

素因数の和:3513

約数の個数: 48

約数和(自身を含む): 35538834240

約数和(自身を除く): 15342294226

約数列:

[1, 2, 7, 14, 49, 98, 181, 362, 389, 778, 1267, 2534, 2723, 2927, 5446, 5854, 8869, 17738, 19061, 20489, 38122, 40978, 70409, 140818, 143423, 286846, 492863, 529787, 985726, 1059574, 1138603, 2277206, 3450041, 3708509, 6900082, 7417018, 7970221, 15940442, 25959563, 51919126, 55791547, 111583094, 206087143, 412174286, 1442610001, 2885220002, 10098270007, 20196540014]

約数ペア:

[(1, 20196540014), (2, 10098270007), (7, 2885220002), (14, 1442610001), (49, 412174286), (98, 206087143), (181, 111583094), (362, 55791547), (389, 51919126), (778, 25959563), (1267, 15940442), (2534, 7970221), (2723, 7417018), (2927, 6900082), (5446, 3708509), (5854, 3450041), (8869, 2277206), (17738, 1138603), (19061, 1059574), (20489, 985726), (38122, 529787), (40978, 492863), (70409, 286846), (140818, 143423)]