20310392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2843}}^1$

素因数の和:2915

約数の個数: 32

約数和(自身を含む): 40953600

約数和(自身を除く): 20643208

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 2843, 3572, 5686, 7144, 11372, 22744, 54017, 108034, 133621, 216068, 267242, 432136, 534484, 1068968, 2538799, 5077598, 10155196, 20310392]

約数ペア:

[(1, 20310392), (2, 10155196), (4, 5077598), (8, 2538799), (19, 1068968), (38, 534484), (47, 432136), (76, 267242), (94, 216068), (152, 133621), (188, 108034), (376, 54017), (893, 22744), (1786, 11372), (2843, 7144), (3572, 5686)]