20342810878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{11311}}^1$

素因数の和:11669

約数の個数: 48

約数和(自身を含む): 35100547776

約数和(自身を除く): 14757736898

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 313, 338, 442, 626, 2873, 4069, 5321, 5746, 8138, 10642, 11311, 22622, 52897, 69173, 105794, 138346, 147043, 192287, 294086, 384574, 899249, 1798498, 1911559, 2499731, 3540343, 3823118, 4999462, 7080686, 32496503, 46024459, 60185831, 64993006, 92048918, 120371662, 598317967, 782415803, 1196635934, 1564831606, 10171405439, 20342810878]

約数ペア:

[(1, 20342810878), (2, 10171405439), (13, 1564831606), (17, 1196635934), (26, 782415803), (34, 598317967), (169, 120371662), (221, 92048918), (313, 64993006), (338, 60185831), (442, 46024459), (626, 32496503), (2873, 7080686), (4069, 4999462), (5321, 3823118), (5746, 3540343), (8138, 2499731), (10642, 1911559), (11311, 1798498), (22622, 899249), (52897, 384574), (69173, 294086), (105794, 192287), (138346, 147043)]