19711386

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{4261}}^1$

素因数の和:4526

約数の個数: 24

約数和(自身を含む): 42884244

約数和(自身を除く): 23172858

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4261, 4626, 8522, 12783, 25566, 38349, 76698, 1095077, 2190154, 3285231, 6570462, 9855693, 19711386]

約数ペア:

[(1, 19711386), (2, 9855693), (3, 6570462), (6, 3285231), (9, 2190154), (18, 1095077), (257, 76698), (514, 38349), (771, 25566), (1542, 12783), (2313, 8522), (4261, 4626)]