20173944958

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{81817}}^1$

素因数の和:81988

約数の個数: 32

約数和(自身を含む): 32329237248

約数和(自身を除く): 12155292290

約数列:

[1, 2, 31, 41, 62, 82, 97, 194, 1271, 2542, 3007, 3977, 6014, 7954, 81817, 123287, 163634, 246574, 2536327, 3354497, 5072654, 6708994, 7936249, 15872498, 103989407, 207978814, 246023719, 325386209, 492047438, 650772418, 10086972479, 20173944958]

約数ペア:

[(1, 20173944958), (2, 10086972479), (31, 650772418), (41, 492047438), (62, 325386209), (82, 246023719), (97, 207978814), (194, 103989407), (1271, 15872498), (2542, 7936249), (3007, 6708994), (3977, 5072654), (6014, 3354497), (7954, 2536327), (81817, 246574), (123287, 163634)]