19268144

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1933}}^1$

素因数の和:2037

約数の個数: 40

約数和(自身を含む): 43166880

約数和(自身を除く): 23898736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 1933, 2492, 3866, 4984, 7732, 9968, 13531, 15464, 27062, 30928, 54124, 108248, 172037, 216496, 344074, 688148, 1204259, 1376296, 2408518, 2752592, 4817036, 9634072, 19268144]

約数ペア:

[(1, 19268144), (2, 9634072), (4, 4817036), (7, 2752592), (8, 2408518), (14, 1376296), (16, 1204259), (28, 688148), (56, 344074), (89, 216496), (112, 172037), (178, 108248), (356, 54124), (623, 30928), (712, 27062), (1246, 15464), (1424, 13531), (1933, 9968), (2492, 7732), (3866, 4984)]