20820864

素因数分解:

$2^7\times 3^1\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 56304000

約数和(自身を除く): 35483136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 64, 96, 118, 128, 177, 192, 236, 354, 384, 472, 708, 919, 944, 1416, 1838, 1888, 2757, 2832, 3676, 3776, 5514, 5664, 7352, 7552, 11028, 11328, 14704, 22056, 22656, 29408, 44112, 54221, 58816, 88224, 108442, 117632, 162663, 176448, 216884, 325326, 352896, 433768, 650652, 867536, 1301304, 1735072, 2602608, 3470144, 5205216, 6940288, 10410432, 20820864]

約数ペア:

[(1, 20820864), (2, 10410432), (3, 6940288), (4, 5205216), (6, 3470144), (8, 2602608), (12, 1735072), (16, 1301304), (24, 867536), (32, 650652), (48, 433768), (59, 352896), (64, 325326), (96, 216884), (118, 176448), (128, 162663), (177, 117632), (192, 108442), (236, 88224), (354, 58816), (384, 54221), (472, 44112), (708, 29408), (919, 22656), (944, 22056), (1416, 14704), (1838, 11328), (1888, 11028), (2757, 7552), (2832, 7352), (3676, 5664), (3776, 5514)]