208038866

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 393120000

約数和(自身を除く): 185081134

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 149, 181, 203, 266, 298, 362, 406, 551, 1043, 1102, 1267, 2086, 2534, 2831, 3439, 3857, 4321, 5249, 5662, 6878, 7714, 8642, 10498, 19817, 24073, 26969, 30247, 36743, 39634, 48146, 53938, 60494, 73486, 82099, 99731, 164198, 188783, 199462, 377566, 512411, 574693, 698117, 782101, 1024822, 1149386, 1396234, 1564202, 3586877, 5474707, 7173754, 10949414, 14859919, 29719838, 104019433, 208038866]

約数ペア:

[(1, 208038866), (2, 104019433), (7, 29719838), (14, 14859919), (19, 10949414), (29, 7173754), (38, 5474707), (58, 3586877), (133, 1564202), (149, 1396234), (181, 1149386), (203, 1024822), (266, 782101), (298, 698117), (362, 574693), (406, 512411), (551, 377566), (1043, 199462), (1102, 188783), (1267, 164198), (2086, 99731), (2534, 82099), (2831, 73486), (3439, 60494), (3857, 53938), (4321, 48146), (5249, 39634), (5662, 36743), (6878, 30247), (7714, 26969), (8642, 24073), (10498, 19817)]