20450955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{194771}}^1$

素因数の和:194786

約数の個数: 16

約数和(自身を含む): 37396224

約数和(自身を除く): 16945269

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 194771, 584313, 973855, 1363397, 2921565, 4090191, 6816985, 20450955]

約数ペア:

[(1, 20450955), (3, 6816985), (5, 4090191), (7, 2921565), (15, 1363397), (21, 973855), (35, 584313), (105, 194771)]