20165782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{619}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 17331818

約数列:

[1, 2, 7, 13, 14, 26, 91, 179, 182, 358, 619, 1238, 1253, 2327, 2506, 4333, 4654, 8047, 8666, 16094, 16289, 32578, 56329, 110801, 112658, 221602, 775607, 1440413, 1551214, 2880826, 10082891, 20165782]

約数ペア:

[(1, 20165782), (2, 10082891), (7, 2880826), (13, 1551214), (14, 1440413), (26, 775607), (91, 221602), (179, 112658), (182, 110801), (358, 56329), (619, 32578), (1238, 16289), (1253, 16094), (2327, 8666), (2506, 8047), (4333, 4654)]