17921938864

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{509}}^1\times {\mathrm{16063}}^1$

素因数の和:16717

約数の個数: 40

約数和(自身を含む): 35048113920

約数和(自身を除く): 17126175056

約数列:

[1, 2, 4, 8, 16, 137, 274, 509, 548, 1018, 1096, 2036, 2192, 4072, 8144, 16063, 32126, 64252, 69733, 128504, 139466, 257008, 278932, 557864, 1115728, 2200631, 4401262, 8176067, 8802524, 16352134, 17605048, 32704268, 35210096, 65408536, 130817072, 1120121179, 2240242358, 4480484716, 8960969432, 17921938864]

約数ペア:

[(1, 17921938864), (2, 8960969432), (4, 4480484716), (8, 2240242358), (16, 1120121179), (137, 130817072), (274, 65408536), (509, 35210096), (548, 32704268), (1018, 17605048), (1096, 16352134), (2036, 8802524), (2192, 8176067), (4072, 4401262), (8144, 2200631), (16063, 1115728), (32126, 557864), (64252, 278932), (69733, 257008), (128504, 139466)]