18156745730

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1\times {\mathrm{25969}}^1$

素因数の和:26618

約数の個数: 32

約数和(自身を含む): 32983977600

約数和(自身を除く): 14827231870

約数列:

[1, 2, 5, 10, 139, 278, 503, 695, 1006, 1390, 2515, 5030, 25969, 51938, 69917, 129845, 139834, 259690, 349585, 699170, 3609691, 7219382, 13062407, 18048455, 26124814, 36096910, 65312035, 130624070, 1815674573, 3631349146, 9078372865, 18156745730]

約数ペア:

[(1, 18156745730), (2, 9078372865), (5, 3631349146), (10, 1815674573), (139, 130624070), (278, 65312035), (503, 36096910), (695, 26124814), (1006, 18048455), (1390, 13062407), (2515, 7219382), (5030, 3609691), (25969, 699170), (51938, 349585), (69917, 259690), (129845, 139834)]