19771158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 44030448

約数和(自身を除く): 24259290

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 113, 121, 226, 241, 242, 339, 363, 482, 678, 723, 726, 1243, 1446, 2486, 2651, 3729, 5302, 7458, 7953, 13673, 15906, 27233, 27346, 29161, 41019, 54466, 58322, 81699, 82038, 87483, 163398, 174966, 299563, 599126, 898689, 1797378, 3295193, 6590386, 9885579, 19771158]

約数ペア:

[(1, 19771158), (2, 9885579), (3, 6590386), (6, 3295193), (11, 1797378), (22, 898689), (33, 599126), (66, 299563), (113, 174966), (121, 163398), (226, 87483), (241, 82038), (242, 81699), (339, 58322), (363, 54466), (482, 41019), (678, 29161), (723, 27346), (726, 27233), (1243, 15906), (1446, 13673), (2486, 7953), (2651, 7458), (3729, 5302)]