20147036

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7907}}^1$

素因数の和:7938

約数の個数: 36

約数和(自身を含む): 44174088

約数和(自身を除く): 24027052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7907, 15814, 31628, 55349, 102791, 110698, 205582, 221396, 387443, 411164, 719537, 774886, 1439074, 1549772, 2878148, 5036759, 10073518, 20147036]

約数ペア:

[(1, 20147036), (2, 10073518), (4, 5036759), (7, 2878148), (13, 1549772), (14, 1439074), (26, 774886), (28, 719537), (49, 411164), (52, 387443), (91, 221396), (98, 205582), (182, 110698), (196, 102791), (364, 55349), (637, 31628), (1274, 15814), (2548, 7907)]