20341963901

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1259}}^1\times {\mathrm{2963}}^1$

素因数の和:4289

約数の個数: 32

約数和(自身を含む): 25096780800

約数和(自身を除く): 4754816899

約数列:

[1, 7, 19, 41, 133, 287, 779, 1259, 2963, 5453, 8813, 20741, 23921, 51619, 56297, 121483, 167447, 361333, 394079, 850381, 980761, 2308177, 3730417, 6865327, 16157239, 26112919, 70877923, 152947097, 496145461, 1070629679, 2905994843, 20341963901]

約数ペア:

[(1, 20341963901), (7, 2905994843), (19, 1070629679), (41, 496145461), (133, 152947097), (287, 70877923), (779, 26112919), (1259, 16157239), (2963, 6865327), (5453, 3730417), (8813, 2308177), (20741, 980761), (23921, 850381), (51619, 394079), (56297, 361333), (121483, 167447)]