20863592

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{7879}}^1$

素因数の和:8216

約数の個数: 16

約数和(自身を含む): 39242400

約数和(自身を除く): 18378808

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 7879, 15758, 31516, 63032, 2607949, 5215898, 10431796, 20863592]

約数ペア:

[(1, 20863592), (2, 10431796), (4, 5215898), (8, 2607949), (331, 63032), (662, 31516), (1324, 15758), (2648, 7879)]