1993778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1$

素因数の和:601

約数の個数: 16

約数和(自身を含む): 3162240

約数和(自身を除く): 1168462

約数列:

[1, 2, 23, 46, 89, 178, 487, 974, 2047, 4094, 11201, 22402, 43343, 86686, 996889, 1993778]

約数ペア:

[(1, 1993778), (2, 996889), (23, 86686), (46, 43343), (89, 22402), (178, 11201), (487, 4094), (974, 2047)]