20199892456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{9949}}^1\times {\mathrm{14929}}^1$

素因数の和:24901

約数の個数: 32

約数和(自身を含む): 40109445000

約数和(自身を除く): 19909552544

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 9949, 14929, 19898, 29858, 39796, 59716, 79592, 119432, 169133, 253793, 338266, 507586, 676532, 1015172, 1353064, 2030344, 148528621, 297057242, 594114484, 1188228968, 2524986557, 5049973114, 10099946228, 20199892456]

約数ペア:

[(1, 20199892456), (2, 10099946228), (4, 5049973114), (8, 2524986557), (17, 1188228968), (34, 594114484), (68, 297057242), (136, 148528621), (9949, 2030344), (14929, 1353064), (19898, 1015172), (29858, 676532), (39796, 507586), (59716, 338266), (79592, 253793), (119432, 169133)]