2011821890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1019}}^1\times {\mathrm{15187}}^1$

素因数の和:16226

約数の個数: 32

約数和(自身を含む): 3903923520

約数和(自身を除く): 1892101630

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1019, 2038, 5095, 10190, 13247, 15187, 26494, 30374, 66235, 75935, 132470, 151870, 197431, 394862, 987155, 1974310, 15475553, 30951106, 77377765, 154755530, 201182189, 402364378, 1005910945, 2011821890]

約数ペア:

[(1, 2011821890), (2, 1005910945), (5, 402364378), (10, 201182189), (13, 154755530), (26, 77377765), (65, 30951106), (130, 15475553), (1019, 1974310), (2038, 987155), (5095, 394862), (10190, 197431), (13247, 151870), (15187, 132470), (26494, 75935), (30374, 66235)]