20161986219

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{198197}}^1$

素因数の和:198419

約数の個数: 24

約数和(自身を含む): 29682132480

約数和(自身を除く): 9520146261

約数列:

[1, 3, 9, 89, 127, 267, 381, 801, 1143, 11303, 33909, 101727, 198197, 594591, 1783773, 17639533, 25171019, 52918599, 75513057, 158755797, 226539171, 2240220691, 6720662073, 20161986219]

約数ペア:

[(1, 20161986219), (3, 6720662073), (9, 2240220691), (89, 226539171), (127, 158755797), (267, 75513057), (381, 52918599), (801, 25171019), (1143, 17639533), (11303, 1783773), (33909, 594591), (101727, 198197)]