18958023

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2711}}^1$

素因数の和:2764

約数の個数: 32

約数和(自身を含む): 32977920

約数和(自身を除く): 14019897

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 259, 333, 777, 999, 2331, 2711, 6993, 8133, 18977, 24399, 56931, 73197, 100307, 170793, 300921, 512379, 702149, 902763, 2106447, 2708289, 6319341, 18958023]

約数ペア:

[(1, 18958023), (3, 6319341), (7, 2708289), (9, 2106447), (21, 902763), (27, 702149), (37, 512379), (63, 300921), (111, 170793), (189, 100307), (259, 73197), (333, 56931), (777, 24399), (999, 18977), (2331, 8133), (2711, 6993)]