220111928

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{2141}}^1$

素因数の和:2399

約数の個数: 32

約数和(自身を含む): 421031520

約数和(自身を除く): 200919592

約数列:

[1, 2, 4, 8, 71, 142, 181, 284, 362, 568, 724, 1448, 2141, 4282, 8564, 12851, 17128, 25702, 51404, 102808, 152011, 304022, 387521, 608044, 775042, 1216088, 1550084, 3100168, 27513991, 55027982, 110055964, 220111928]

約数ペア:

[(1, 220111928), (2, 110055964), (4, 55027982), (8, 27513991), (71, 3100168), (142, 1550084), (181, 1216088), (284, 775042), (362, 608044), (568, 387521), (724, 304022), (1448, 152011), (2141, 102808), (4282, 51404), (8564, 25702), (12851, 17128)]