20488464

素因数分解:

$2^4\times 3^4\times {\mathrm{15809}}^1$

素因数の和:15829

約数の個数: 50

約数和(自身を含む): 59303310

約数和(自身を除く): 38814846

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15809, 31618, 47427, 63236, 94854, 126472, 142281, 189708, 252944, 284562, 379416, 426843, 569124, 758832, 853686, 1138248, 1280529, 1707372, 2276496, 2561058, 3414744, 5122116, 6829488, 10244232, 20488464]

約数ペア:

[(1, 20488464), (2, 10244232), (3, 6829488), (4, 5122116), (6, 3414744), (8, 2561058), (9, 2276496), (12, 1707372), (16, 1280529), (18, 1138248), (24, 853686), (27, 758832), (36, 569124), (48, 426843), (54, 379416), (72, 284562), (81, 252944), (108, 189708), (144, 142281), (162, 126472), (216, 94854), (324, 63236), (432, 47427), (648, 31618), (1296, 15809)]