20944384

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2190

約数の個数: 40

約数和(自身を含む): 44070840

約数和(自身を除く): 23126456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2153, 2432, 4306, 4864, 8612, 9728, 17224, 34448, 40907, 68896, 81814, 137792, 163628, 275584, 327256, 551168, 654512, 1102336, 1309024, 2618048, 5236096, 10472192, 20944384]

約数ペア:

[(1, 20944384), (2, 10472192), (4, 5236096), (8, 2618048), (16, 1309024), (19, 1102336), (32, 654512), (38, 551168), (64, 327256), (76, 275584), (128, 163628), (152, 137792), (256, 81814), (304, 68896), (512, 40907), (608, 34448), (1216, 17224), (2153, 9728), (2432, 8612), (4306, 4864)]