18254440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24019}}^1$

素因数の和:24049

約数の個数: 32

約数和(自身を含む): 43236000

約数和(自身を除く): 24981560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24019, 48038, 96076, 120095, 192152, 240190, 456361, 480380, 912722, 960760, 1825444, 2281805, 3650888, 4563610, 9127220, 18254440]

約数ペア:

[(1, 18254440), (2, 9127220), (4, 4563610), (5, 3650888), (8, 2281805), (10, 1825444), (19, 960760), (20, 912722), (38, 480380), (40, 456361), (76, 240190), (95, 192152), (152, 120095), (190, 96076), (380, 48038), (760, 24019)]