20303512

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{81869}}^1$

素因数の和:81906

約数の個数: 16

約数和(自身を含む): 39297600

約数和(自身を除く): 18994088

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 81869, 163738, 327476, 654952, 2537939, 5075878, 10151756, 20303512]

約数ペア:

[(1, 20303512), (2, 10151756), (4, 5075878), (8, 2537939), (31, 654952), (62, 327476), (124, 163738), (248, 81869)]