20177577368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1071907}}^1$

素因数の和:1072107

約数の個数: 32

約数和(自身を含む): 40968323760

約数和(自身を除く): 20790746392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 181, 362, 724, 1448, 2353, 4706, 9412, 18824, 1071907, 2143814, 4287628, 8575256, 13934791, 27869582, 55739164, 111478328, 194015167, 388030334, 776060668, 1552121336, 2522197171, 5044394342, 10088788684, 20177577368]

約数ペア:

[(1, 20177577368), (2, 10088788684), (4, 5044394342), (8, 2522197171), (13, 1552121336), (26, 776060668), (52, 388030334), (104, 194015167), (181, 111478328), (362, 55739164), (724, 27869582), (1448, 13934791), (2353, 8575256), (4706, 4287628), (9412, 2143814), (18824, 1071907)]