19844770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{809}}^1$

素因数の和:1050

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 19346270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 223, 446, 809, 1115, 1618, 2230, 2453, 4045, 4906, 8090, 8899, 12265, 17798, 24530, 44495, 88990, 180407, 360814, 902035, 1804070, 1984477, 3968954, 9922385, 19844770]

約数ペア:

[(1, 19844770), (2, 9922385), (5, 3968954), (10, 1984477), (11, 1804070), (22, 902035), (55, 360814), (110, 180407), (223, 88990), (446, 44495), (809, 24530), (1115, 17798), (1618, 12265), (2230, 8899), (2453, 8090), (4045, 4906)]