20693192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 44876160

約数和(自身を除く): 24182968

約数列:

[1, 2, 4, 8, 13, 23, 26, 41, 46, 52, 82, 92, 104, 164, 184, 211, 299, 328, 422, 533, 598, 844, 943, 1066, 1196, 1688, 1886, 2132, 2392, 2743, 3772, 4264, 4853, 5486, 7544, 8651, 9706, 10972, 12259, 17302, 19412, 21944, 24518, 34604, 38824, 49036, 63089, 69208, 98072, 112463, 126178, 198973, 224926, 252356, 397946, 449852, 504712, 795892, 899704, 1591784, 2586649, 5173298, 10346596, 20693192]

約数ペア:

[(1, 20693192), (2, 10346596), (4, 5173298), (8, 2586649), (13, 1591784), (23, 899704), (26, 795892), (41, 504712), (46, 449852), (52, 397946), (82, 252356), (92, 224926), (104, 198973), (164, 126178), (184, 112463), (211, 98072), (299, 69208), (328, 63089), (422, 49036), (533, 38824), (598, 34604), (844, 24518), (943, 21944), (1066, 19412), (1196, 17302), (1688, 12259), (1886, 10972), (2132, 9706), (2392, 8651), (2743, 7544), (3772, 5486), (4264, 4853)]