19845952

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1479

約数の個数: 56

約数和(自身を含む): 46492160

約数和(自身を除く): 26646208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1429, 1736, 1984, 2858, 3472, 5716, 6944, 10003, 11432, 13888, 20006, 22864, 40012, 44299, 45728, 80024, 88598, 91456, 160048, 177196, 310093, 320096, 354392, 620186, 640192, 708784, 1240372, 1417568, 2480744, 2835136, 4961488, 9922976, 19845952]

約数ペア:

[(1, 19845952), (2, 9922976), (4, 4961488), (7, 2835136), (8, 2480744), (14, 1417568), (16, 1240372), (28, 708784), (31, 640192), (32, 620186), (56, 354392), (62, 320096), (64, 310093), (112, 177196), (124, 160048), (217, 91456), (224, 88598), (248, 80024), (434, 45728), (448, 44299), (496, 40012), (868, 22864), (992, 20006), (1429, 13888), (1736, 11432), (1984, 10003), (2858, 6944), (3472, 5716)]