20128022538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3881}}^1\times {\mathrm{66491}}^1$

素因数の和:70390

約数の個数: 32

約数和(自身を含む): 43364486592

約数和(自身を除く): 23236464054

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3881, 7762, 11643, 23286, 50453, 66491, 100906, 132982, 151359, 199473, 302718, 398946, 864383, 1728766, 2593149, 5186298, 258051571, 516103142, 774154713, 1548309426, 3354670423, 6709340846, 10064011269, 20128022538]

約数ペア:

[(1, 20128022538), (2, 10064011269), (3, 6709340846), (6, 3354670423), (13, 1548309426), (26, 774154713), (39, 516103142), (78, 258051571), (3881, 5186298), (7762, 2593149), (11643, 1728766), (23286, 864383), (50453, 398946), (66491, 302718), (100906, 199473), (132982, 151359)]