20971098

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3607}}^1$

素因数の和:3651

約数の個数: 48

約数和(自身を含む): 50656320

約数和(自身を除く): 29685222

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3607, 5814, 7214, 10821, 21642, 32463, 61319, 64926, 68533, 122638, 137066, 183957, 205599, 367914, 411198, 551871, 616797, 1103742, 1165061, 1233594, 2330122, 3495183, 6990366, 10485549, 20971098]

約数ペア:

[(1, 20971098), (2, 10485549), (3, 6990366), (6, 3495183), (9, 2330122), (17, 1233594), (18, 1165061), (19, 1103742), (34, 616797), (38, 551871), (51, 411198), (57, 367914), (102, 205599), (114, 183957), (153, 137066), (171, 122638), (306, 68533), (323, 64926), (342, 61319), (646, 32463), (969, 21642), (1938, 10821), (2907, 7214), (3607, 5814)]