19136468

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{971}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 17060812

約数列:

[1, 2, 4, 13, 26, 52, 379, 758, 971, 1516, 1942, 3884, 4927, 9854, 12623, 19708, 25246, 50492, 368009, 736018, 1472036, 4784117, 9568234, 19136468]

約数ペア:

[(1, 19136468), (2, 9568234), (4, 4784117), (13, 1472036), (26, 736018), (52, 368009), (379, 50492), (758, 25246), (971, 19708), (1516, 12623), (1942, 9854), (3884, 4927)]