18702999081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{119921}}^1$

素因数の和:120014

約数の個数: 48

約数和(自身を含む): 30730732032

約数和(自身を除く): 12027732951

約数列:

[1, 3, 9, 13, 31, 39, 43, 93, 117, 129, 279, 387, 403, 559, 1209, 1333, 1677, 3627, 3999, 5031, 11997, 17329, 51987, 119921, 155961, 359763, 1079289, 1558973, 3717551, 4676919, 5156603, 11152653, 14030757, 15469809, 33457959, 46409427, 48328163, 67035839, 144984489, 159854693, 201107517, 434953467, 479564079, 603322551, 1438692237, 2078111009, 6234333027, 18702999081]

約数ペア:

[(1, 18702999081), (3, 6234333027), (9, 2078111009), (13, 1438692237), (31, 603322551), (39, 479564079), (43, 434953467), (93, 201107517), (117, 159854693), (129, 144984489), (279, 67035839), (387, 48328163), (403, 46409427), (559, 33457959), (1209, 15469809), (1333, 14030757), (1677, 11152653), (3627, 5156603), (3999, 4676919), (5031, 3717551), (11997, 1558973), (17329, 1079289), (51987, 359763), (119921, 155961)]