18587933

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 24385536

約数和(自身を除く): 5797603

約数列:

[1, 7, 13, 23, 83, 91, 107, 161, 299, 581, 749, 1079, 1391, 1909, 2093, 2461, 7553, 8881, 9737, 13363, 17227, 24817, 31993, 62167, 115453, 173719, 204263, 223951, 808171, 1429841, 2655419, 18587933]

約数ペア:

[(1, 18587933), (7, 2655419), (13, 1429841), (23, 808171), (83, 223951), (91, 204263), (107, 173719), (161, 115453), (299, 62167), (581, 31993), (749, 24817), (1079, 17227), (1391, 13363), (1909, 9737), (2093, 8881), (2461, 7553)]