220165616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{65839}}^1$

素因数の和:65877

約数の個数: 40

約数和(自身を含む): 489849600

約数和(自身を除く): 269683984

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 65839, 131678, 263356, 526712, 724229, 1053424, 1250941, 1448458, 2501882, 2896916, 5003764, 5793832, 10007528, 11587664, 13760351, 20015056, 27520702, 55041404, 110082808, 220165616]

約数ペア:

[(1, 220165616), (2, 110082808), (4, 55041404), (8, 27520702), (11, 20015056), (16, 13760351), (19, 11587664), (22, 10007528), (38, 5793832), (44, 5003764), (76, 2896916), (88, 2501882), (152, 1448458), (176, 1250941), (209, 1053424), (304, 724229), (418, 526712), (836, 263356), (1672, 131678), (3344, 65839)]