20802574

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 14033906

約数列:

[1, 2, 13, 26, 59, 71, 118, 142, 191, 382, 767, 923, 1534, 1846, 2483, 4189, 4966, 8378, 11269, 13561, 22538, 27122, 54457, 108914, 146497, 176293, 292994, 352586, 800099, 1600198, 10401287, 20802574]

約数ペア:

[(1, 20802574), (2, 10401287), (13, 1600198), (26, 800099), (59, 352586), (71, 292994), (118, 176293), (142, 146497), (191, 108914), (382, 54457), (767, 27122), (923, 22538), (1534, 13561), (1846, 11269), (2483, 8378), (4189, 4966)]