20609388

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{13963}}^1$

素因数の和:14014

約数の個数: 36

約数和(自身を含む): 53370408

約数和(自身を除く): 32761020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 13963, 27926, 41889, 55852, 83778, 125667, 167556, 251334, 502668, 572483, 1144966, 1717449, 2289932, 3434898, 5152347, 6869796, 10304694, 20609388]

約数ペア:

[(1, 20609388), (2, 10304694), (3, 6869796), (4, 5152347), (6, 3434898), (9, 2289932), (12, 1717449), (18, 1144966), (36, 572483), (41, 502668), (82, 251334), (123, 167556), (164, 125667), (246, 83778), (369, 55852), (492, 41889), (738, 27926), (1476, 13963)]