19516258945

素因数分解:

$5^1\times {\mathrm{313}}^1\times {\mathrm{631}}^1\times {\mathrm{19763}}^1$

素因数の和:20712

約数の個数: 16

約数和(自身を含む): 23532757632

約数和(自身を除く): 4016498687

約数列:

[1, 5, 313, 631, 1565, 3155, 19763, 98815, 197503, 987515, 6185819, 12470453, 30929095, 62352265, 3903251789, 19516258945]

約数ペア:

[(1, 19516258945), (5, 3903251789), (313, 62352265), (631, 30929095), (1565, 12470453), (3155, 6185819), (19763, 987515), (98815, 197503)]