18651126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{491}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 40336128

約数和(自身を除く): 21685002

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 487, 491, 974, 982, 1461, 1473, 2922, 2946, 6331, 6383, 12662, 12766, 18993, 19149, 37986, 38298, 239117, 478234, 717351, 1434702, 3108521, 6217042, 9325563, 18651126]

約数ペア:

[(1, 18651126), (2, 9325563), (3, 6217042), (6, 3108521), (13, 1434702), (26, 717351), (39, 478234), (78, 239117), (487, 38298), (491, 37986), (974, 19149), (982, 18993), (1461, 12766), (1473, 12662), (2922, 6383), (2946, 6331)]