20199703202

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{186437}}^1$

素因数の和:186626

約数の個数: 32

約数和(自身を含む): 35438135040

約数和(自身を除く): 15238431838

約数列:

[1, 2, 7, 14, 71, 109, 142, 218, 497, 763, 994, 1526, 7739, 15478, 54173, 108346, 186437, 372874, 1305059, 2610118, 13237027, 20321633, 26474054, 40643266, 92659189, 142251431, 185318378, 284502862, 1442835943, 2885671886, 10099851601, 20199703202]

約数ペア:

[(1, 20199703202), (2, 10099851601), (7, 2885671886), (14, 1442835943), (71, 284502862), (109, 185318378), (142, 142251431), (218, 92659189), (497, 40643266), (763, 26474054), (994, 20321633), (1526, 13237027), (7739, 2610118), (15478, 1305059), (54173, 372874), (108346, 186437)]