20712588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4283}}^1$

素因数の和:4334

約数の個数: 48

約数和(自身を含む): 53738496

約数和(自身を除く): 33025908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4283, 4836, 8566, 12849, 17132, 25698, 51396, 55679, 111358, 132773, 167037, 222716, 265546, 334074, 398319, 531092, 668148, 796638, 1593276, 1726049, 3452098, 5178147, 6904196, 10356294, 20712588]

約数ペア:

[(1, 20712588), (2, 10356294), (3, 6904196), (4, 5178147), (6, 3452098), (12, 1726049), (13, 1593276), (26, 796638), (31, 668148), (39, 531092), (52, 398319), (62, 334074), (78, 265546), (93, 222716), (124, 167037), (156, 132773), (186, 111358), (372, 55679), (403, 51396), (806, 25698), (1209, 17132), (1612, 12849), (2418, 8566), (4283, 4836)]