20641392

素因数分解:

$2^4\times 3^5\times {\mathrm{5309}}^1$

素因数の和:5332

約数の個数: 60

約数和(自身を含む): 59918040

約数和(自身を除く): 39276648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5309, 10618, 15927, 21236, 31854, 42472, 47781, 63708, 84944, 95562, 127416, 143343, 191124, 254832, 286686, 382248, 430029, 573372, 764496, 860058, 1146744, 1290087, 1720116, 2293488, 2580174, 3440232, 5160348, 6880464, 10320696, 20641392]

約数ペア:

[(1, 20641392), (2, 10320696), (3, 6880464), (4, 5160348), (6, 3440232), (8, 2580174), (9, 2293488), (12, 1720116), (16, 1290087), (18, 1146744), (24, 860058), (27, 764496), (36, 573372), (48, 430029), (54, 382248), (72, 286686), (81, 254832), (108, 191124), (144, 143343), (162, 127416), (216, 95562), (243, 84944), (324, 63708), (432, 47781), (486, 42472), (648, 31854), (972, 21236), (1296, 15927), (1944, 10618), (3888, 5309)]