20079105

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1573

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 14480895

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 705, 893, 1499, 2679, 4465, 4497, 7495, 13395, 22485, 28481, 70453, 85443, 142405, 211359, 352265, 427215, 1056795, 1338607, 4015821, 6693035, 20079105]

約数ペア:

[(1, 20079105), (3, 6693035), (5, 4015821), (15, 1338607), (19, 1056795), (47, 427215), (57, 352265), (95, 211359), (141, 142405), (235, 85443), (285, 70453), (705, 28481), (893, 22485), (1499, 13395), (2679, 7495), (4465, 4497)]