18497048

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 35607600

約数和(自身を除く): 17110552

約数列:

[1, 2, 4, 8, 83, 89, 166, 178, 313, 332, 356, 626, 664, 712, 1252, 2504, 7387, 14774, 25979, 27857, 29548, 51958, 55714, 59096, 103916, 111428, 207832, 222856, 2312131, 4624262, 9248524, 18497048]

約数ペア:

[(1, 18497048), (2, 9248524), (4, 4624262), (8, 2312131), (83, 222856), (89, 207832), (166, 111428), (178, 103916), (313, 59096), (332, 55714), (356, 51958), (626, 29548), (664, 27857), (712, 25979), (1252, 14774), (2504, 7387)]