20686592

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4253}}^1$

素因数の和:4288

約数の個数: 36

約数和(自身を含む): 43475880

約数和(自身を除く): 22789288

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4253, 4864, 8506, 17012, 34024, 68048, 80807, 136096, 161614, 272192, 323228, 544384, 646456, 1088768, 1292912, 2585824, 5171648, 10343296, 20686592]

約数ペア:

[(1, 20686592), (2, 10343296), (4, 5171648), (8, 2585824), (16, 1292912), (19, 1088768), (32, 646456), (38, 544384), (64, 323228), (76, 272192), (128, 161614), (152, 136096), (256, 80807), (304, 68048), (608, 34024), (1216, 17012), (2432, 8506), (4253, 4864)]