20800876

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{619}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 37775360

約数和(自身を除く): 16974484

約数列:

[1, 2, 4, 31, 62, 124, 271, 542, 619, 1084, 1238, 2476, 8401, 16802, 19189, 33604, 38378, 76756, 167749, 335498, 670996, 5200219, 10400438, 20800876]

約数ペア:

[(1, 20800876), (2, 10400438), (4, 5200219), (31, 670996), (62, 335498), (124, 167749), (271, 76756), (542, 38378), (619, 33604), (1084, 19189), (1238, 16802), (2476, 8401)]