18092180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1013}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 22792300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1013, 1786, 2026, 3572, 4052, 4465, 5065, 8930, 10130, 17860, 19247, 20260, 38494, 47611, 76988, 95222, 96235, 190444, 192470, 238055, 384940, 476110, 904609, 952220, 1809218, 3618436, 4523045, 9046090, 18092180]

約数ペア:

[(1, 18092180), (2, 9046090), (4, 4523045), (5, 3618436), (10, 1809218), (19, 952220), (20, 904609), (38, 476110), (47, 384940), (76, 238055), (94, 192470), (95, 190444), (188, 96235), (190, 95222), (235, 76988), (380, 47611), (470, 38494), (893, 20260), (940, 19247), (1013, 17860), (1786, 10130), (2026, 8930), (3572, 5065), (4052, 4465)]