20448992

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{8089}}^1$

素因数の和:8178

約数の個数: 24

約数和(自身を含む): 40773600

約数和(自身を除く): 20324608

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 8089, 16178, 32356, 64712, 129424, 258848, 639031, 1278062, 2556124, 5112248, 10224496, 20448992]

約数ペア:

[(1, 20448992), (2, 10224496), (4, 5112248), (8, 2556124), (16, 1278062), (32, 639031), (79, 258848), (158, 129424), (316, 64712), (632, 32356), (1264, 16178), (2528, 8089)]