20193987112

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{253159}}^1$

素因数の和:253250

約数の個数: 48

約数和(自身を含む): 41695452000

約数和(自身を除く): 21501464888

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 169, 236, 338, 472, 676, 767, 1352, 1534, 3068, 6136, 9971, 19942, 39884, 79768, 253159, 506318, 1012636, 2025272, 3291067, 6582134, 13164268, 14936381, 26328536, 29872762, 42783871, 59745524, 85567742, 119491048, 171135484, 194172953, 342270968, 388345906, 776691812, 1553383624, 2524248389, 5048496778, 10096993556, 20193987112]

約数ペア:

[(1, 20193987112), (2, 10096993556), (4, 5048496778), (8, 2524248389), (13, 1553383624), (26, 776691812), (52, 388345906), (59, 342270968), (104, 194172953), (118, 171135484), (169, 119491048), (236, 85567742), (338, 59745524), (472, 42783871), (676, 29872762), (767, 26328536), (1352, 14936381), (1534, 13164268), (3068, 6582134), (6136, 3291067), (9971, 2025272), (19942, 1012636), (39884, 506318), (79768, 253159)]