20167918995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{544123}}^1$

素因数の和:544491

約数の個数: 32

約数和(自身を含む): 36983020032

約数和(自身を除く): 16815101037

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 353, 1059, 1765, 2471, 5295, 7413, 12355, 37065, 544123, 1632369, 2720615, 3808861, 8161845, 11426583, 19044305, 57132915, 192075419, 576226257, 960377095, 1344527933, 2881131285, 4033583799, 6722639665, 20167918995]

約数ペア:

[(1, 20167918995), (3, 6722639665), (5, 4033583799), (7, 2881131285), (15, 1344527933), (21, 960377095), (35, 576226257), (105, 192075419), (353, 57132915), (1059, 19044305), (1765, 11426583), (2471, 8161845), (5295, 3808861), (7413, 2720615), (12355, 1632369), (37065, 544123)]