20003218924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20246173}}^1$

素因数の和:20246209

約数の個数: 24

約数和(自身を含む): 39682501040

約数和(自身を除く): 19679282116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20246173, 40492346, 80984692, 263200249, 384677287, 526400498, 769354574, 1052800996, 1538709148, 5000804731, 10001609462, 20003218924]

約数ペア:

[(1, 20003218924), (2, 10001609462), (4, 5000804731), (13, 1538709148), (19, 1052800996), (26, 769354574), (38, 526400498), (52, 384677287), (76, 263200249), (247, 80984692), (494, 40492346), (988, 20246173)]