13381966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:400

約数の個数: 32

約数和(自身を含む): 23063040

約数和(自身を除く): 9681074

約数列:

[1, 2, 13, 19, 26, 38, 103, 206, 247, 263, 494, 526, 1339, 1957, 2678, 3419, 3914, 4997, 6838, 9994, 25441, 27089, 50882, 54178, 64961, 129922, 352157, 514691, 704314, 1029382, 6690983, 13381966]

約数ペア:

[(1, 13381966), (2, 6690983), (13, 1029382), (19, 704314), (26, 514691), (38, 352157), (103, 129922), (206, 64961), (247, 54178), (263, 50882), (494, 27089), (526, 25441), (1339, 9994), (1957, 6838), (2678, 4997), (3419, 3914)]