19472915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 29942784

約数和(自身を除く): 10469869

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 1367, 2035, 2849, 6835, 9569, 14245, 15037, 47845, 50579, 75185, 105259, 252895, 354053, 526295, 556369, 1770265, 2781845, 3894583, 19472915]

約数ペア:

[(1, 19472915), (5, 3894583), (7, 2781845), (11, 1770265), (35, 556369), (37, 526295), (55, 354053), (77, 252895), (185, 105259), (259, 75185), (385, 50579), (407, 47845), (1295, 15037), (1367, 14245), (2035, 9569), (2849, 6835)]