19683260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 43194144

約数和(自身を除く): 23510884

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 134, 148, 185, 268, 335, 370, 397, 670, 740, 794, 1340, 1588, 1985, 2479, 3970, 4958, 7940, 9916, 12395, 14689, 24790, 26599, 29378, 49580, 53198, 58756, 73445, 106396, 132995, 146890, 265990, 293780, 531980, 984163, 1968326, 3936652, 4920815, 9841630, 19683260]

約数ペア:

[(1, 19683260), (2, 9841630), (4, 4920815), (5, 3936652), (10, 1968326), (20, 984163), (37, 531980), (67, 293780), (74, 265990), (134, 146890), (148, 132995), (185, 106396), (268, 73445), (335, 58756), (370, 53198), (397, 49580), (670, 29378), (740, 26599), (794, 24790), (1340, 14689), (1588, 12395), (1985, 9916), (2479, 7940), (3970, 4958)]