19476215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11423}}^1$

素因数の和:11470

約数の個数: 16

約数和(自身を含む): 26320896

約数和(自身を除く): 6844681

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 11423, 57115, 125653, 354113, 628265, 1770565, 3895243, 19476215]

約数ペア:

[(1, 19476215), (5, 3895243), (11, 1770565), (31, 628265), (55, 354113), (155, 125653), (341, 57115), (1705, 11423)]