20012652

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 55862352

約数和(自身を除く): 35849700

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 97, 99, 132, 194, 198, 291, 388, 396, 521, 582, 873, 1042, 1067, 1164, 1563, 1746, 2084, 2134, 3126, 3201, 3492, 4268, 4689, 5731, 6252, 6402, 9378, 9603, 11462, 12804, 17193, 18756, 19206, 22924, 34386, 38412, 50537, 51579, 68772, 101074, 103158, 151611, 202148, 206316, 303222, 454833, 555907, 606444, 909666, 1111814, 1667721, 1819332, 2223628, 3335442, 5003163, 6670884, 10006326, 20012652]

約数ペア:

[(1, 20012652), (2, 10006326), (3, 6670884), (4, 5003163), (6, 3335442), (9, 2223628), (11, 1819332), (12, 1667721), (18, 1111814), (22, 909666), (33, 606444), (36, 555907), (44, 454833), (66, 303222), (97, 206316), (99, 202148), (132, 151611), (194, 103158), (198, 101074), (291, 68772), (388, 51579), (396, 50537), (521, 38412), (582, 34386), (873, 22924), (1042, 19206), (1067, 18756), (1164, 17193), (1563, 12804), (1746, 11462), (2084, 9603), (2134, 9378), (3126, 6402), (3201, 6252), (3492, 5731), (4268, 4689)]