20163668648

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{31904539}}^1$

素因数の和:31904624

約数の個数: 16

約数和(自身を含む): 38285448000

約数和(自身を除く): 18121779352

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 31904539, 63809078, 127618156, 255236312, 2520458581, 5040917162, 10081834324, 20163668648]

約数ペア:

[(1, 20163668648), (2, 10081834324), (4, 5040917162), (8, 2520458581), (79, 255236312), (158, 127618156), (316, 63809078), (632, 31904539)]