19351940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4339}}^1$

素因数の和:4571

約数の個数: 24

約数和(自身を含む): 40830720

約数和(自身を除く): 21478780

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4339, 4460, 8678, 17356, 21695, 43390, 86780, 967597, 1935194, 3870388, 4837985, 9675970, 19351940]

約数ペア:

[(1, 19351940), (2, 9675970), (4, 4837985), (5, 3870388), (10, 1935194), (20, 967597), (223, 86780), (446, 43390), (892, 21695), (1115, 17356), (2230, 8678), (4339, 4460)]