18796168

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4045

約数の個数: 32

約数和(自身を含む): 38304000

約数和(自身を除く): 19507832

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 3989, 4712, 7978, 15956, 31912, 75791, 123659, 151582, 247318, 303164, 494636, 606328, 989272, 2349521, 4699042, 9398084, 18796168]

約数ペア:

[(1, 18796168), (2, 9398084), (4, 4699042), (8, 2349521), (19, 989272), (31, 606328), (38, 494636), (62, 303164), (76, 247318), (124, 151582), (152, 123659), (248, 75791), (589, 31912), (1178, 15956), (2356, 7978), (3989, 4712)]