2019557918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3709}}^1$

素因数の和:3849

約数の個数: 64

約数和(自身を含む): 3846528000

約数和(自身を除く): 1826970082

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 89, 133, 161, 178, 266, 322, 437, 623, 874, 1246, 1691, 2047, 3059, 3382, 3709, 4094, 6118, 7418, 11837, 14329, 23674, 25963, 28658, 38893, 51926, 70471, 77786, 85307, 140942, 170614, 272251, 330101, 493297, 544502, 597149, 660202, 986594, 1194298, 1620833, 2310707, 3241666, 4621414, 6271919, 7592323, 11345831, 12543838, 15184646, 22691662, 43903433, 53146261, 87806866, 106292522, 144254137, 288508274, 1009778959, 2019557918]

約数ペア:

[(1, 2019557918), (2, 1009778959), (7, 288508274), (14, 144254137), (19, 106292522), (23, 87806866), (38, 53146261), (46, 43903433), (89, 22691662), (133, 15184646), (161, 12543838), (178, 11345831), (266, 7592323), (322, 6271919), (437, 4621414), (623, 3241666), (874, 2310707), (1246, 1620833), (1691, 1194298), (2047, 986594), (3059, 660202), (3382, 597149), (3709, 544502), (4094, 493297), (6118, 330101), (7418, 272251), (11837, 170614), (14329, 140942), (23674, 85307), (25963, 77786), (28658, 70471), (38893, 51926)]