18742312

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 36230400

約数和(自身を除く): 17488088

約数列:

[1, 2, 4, 8, 67, 73, 134, 146, 268, 292, 479, 536, 584, 958, 1916, 3832, 4891, 9782, 19564, 32093, 34967, 39128, 64186, 69934, 128372, 139868, 256744, 279736, 2342789, 4685578, 9371156, 18742312]

約数ペア:

[(1, 18742312), (2, 9371156), (4, 4685578), (8, 2342789), (67, 279736), (73, 256744), (134, 139868), (146, 128372), (268, 69934), (292, 64186), (479, 39128), (536, 34967), (584, 32093), (958, 19564), (1916, 9782), (3832, 4891)]