16253180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 36106560

約数和(自身を除く): 19853380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 397, 445, 460, 794, 890, 1588, 1780, 1985, 2047, 3970, 4094, 7940, 8188, 9131, 10235, 18262, 20470, 35333, 36524, 40940, 45655, 70666, 91310, 141332, 176665, 182620, 353330, 706660, 812659, 1625318, 3250636, 4063295, 8126590, 16253180]

約数ペア:

[(1, 16253180), (2, 8126590), (4, 4063295), (5, 3250636), (10, 1625318), (20, 812659), (23, 706660), (46, 353330), (89, 182620), (92, 176665), (115, 141332), (178, 91310), (230, 70666), (356, 45655), (397, 40940), (445, 36524), (460, 35333), (794, 20470), (890, 18262), (1588, 10235), (1780, 9131), (1985, 8188), (2047, 7940), (3970, 4094)]