20178095107

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:1167

約数の個数: 32

約数和(自身を含む): 22314009600

約数和(自身を除く): 2135914493

約数列:

[1, 17, 29, 191, 421, 493, 509, 3247, 5539, 7157, 8653, 12209, 14761, 80411, 94163, 97219, 207553, 214289, 250937, 1366987, 1652723, 2331919, 2819351, 3642913, 6214381, 39642623, 40929199, 47928967, 105644477, 695796383, 1186946771, 20178095107]

約数ペア:

[(1, 20178095107), (17, 1186946771), (29, 695796383), (191, 105644477), (421, 47928967), (493, 40929199), (509, 39642623), (3247, 6214381), (5539, 3642913), (7157, 2819351), (8653, 2331919), (12209, 1652723), (14761, 1366987), (80411, 250937), (94163, 214289), (97219, 207553)]