20170956978

素因数分解:

$2^1\times 3^2\times {\mathrm{7717}}^1\times {\mathrm{145213}}^1$

素因数の和:152938

約数の個数: 24

約数和(自身を含む): 43709704428

約数和(自身を除く): 23538747450

約数列:

[1, 2, 3, 6, 9, 18, 7717, 15434, 23151, 46302, 69453, 138906, 145213, 290426, 435639, 871278, 1306917, 2613834, 1120608721, 2241217442, 3361826163, 6723652326, 10085478489, 20170956978]

約数ペア:

[(1, 20170956978), (2, 10085478489), (3, 6723652326), (6, 3361826163), (9, 2241217442), (18, 1120608721), (7717, 2613834), (15434, 1306917), (23151, 871278), (46302, 435639), (69453, 290426), (138906, 145213)]