19914876

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{1901}}^1$

素因数の和:2011

約数の個数: 48

約数和(自身を含む): 52190880

約数和(自身を除く): 32276004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 1901, 2619, 3492, 3802, 5238, 5703, 7604, 10476, 11406, 17109, 22812, 34218, 51327, 68436, 102654, 184397, 205308, 368794, 553191, 737588, 1106382, 1659573, 2212764, 3319146, 4978719, 6638292, 9957438, 19914876]

約数ペア:

[(1, 19914876), (2, 9957438), (3, 6638292), (4, 4978719), (6, 3319146), (9, 2212764), (12, 1659573), (18, 1106382), (27, 737588), (36, 553191), (54, 368794), (97, 205308), (108, 184397), (194, 102654), (291, 68436), (388, 51327), (582, 34218), (873, 22812), (1164, 17109), (1746, 11406), (1901, 10476), (2619, 7604), (3492, 5703), (3802, 5238)]