1813303475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{81223}}^1$

素因数の和:81299

約数の個数: 24

約数和(自身を含む): 2417226240

約数和(自身を除く): 603922765

約数列:

[1, 5, 19, 25, 47, 95, 235, 475, 893, 1175, 4465, 22325, 81223, 406115, 1543237, 2030575, 3817481, 7716185, 19087405, 38580925, 72532139, 95437025, 362660695, 1813303475]

約数ペア:

[(1, 1813303475), (5, 362660695), (19, 95437025), (25, 72532139), (47, 38580925), (95, 19087405), (235, 7716185), (475, 3817481), (893, 2030575), (1175, 1543237), (4465, 406115), (22325, 81223)]