18143463

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 27596800

約数和(自身を除く): 9453337

約数列:

[1, 3, 13, 31, 39, 43, 93, 129, 349, 403, 559, 1047, 1209, 1333, 1677, 3999, 4537, 10819, 13611, 15007, 17329, 32457, 45021, 51987, 140647, 195091, 421941, 465217, 585273, 1395651, 6047821, 18143463]

約数ペア:

[(1, 18143463), (3, 6047821), (13, 1395651), (31, 585273), (39, 465217), (43, 421941), (93, 195091), (129, 140647), (349, 51987), (403, 45021), (559, 32457), (1047, 17329), (1209, 15007), (1333, 13611), (1677, 10819), (3999, 4537)]