20211685312

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{24967}}^1$

素因数の和:25138

約数の個数: 112

約数和(自身を含む): 49720276480

約数和(自身を除く): 29508591168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 139, 182, 208, 224, 278, 364, 416, 448, 556, 728, 832, 973, 1112, 1456, 1807, 1946, 2224, 2912, 3614, 3892, 4448, 5824, 7228, 7784, 8896, 12649, 14456, 15568, 24967, 25298, 28912, 31136, 49934, 50596, 57824, 62272, 99868, 101192, 115648, 174769, 199736, 202384, 324571, 349538, 399472, 404768, 649142, 699076, 798944, 809536, 1298284, 1398152, 1597888, 2271997, 2596568, 2796304, 3470413, 4543994, 5193136, 5592608, 6940826, 9087988, 10386272, 11185216, 13881652, 18175976, 20772544, 24292891, 27763304, 36351952, 45115369, 48585782, 55526608, 72703904, 90230738, 97171564, 111053216, 145407808, 180461476, 194343128, 222106432, 315807583, 360922952, 388686256, 631615166, 721845904, 777372512, 1263230332, 1443691808, 1554745024, 2526460664, 2887383616, 5052921328, 10105842656, 20211685312]

約数ペア:

[(1, 20211685312), (2, 10105842656), (4, 5052921328), (7, 2887383616), (8, 2526460664), (13, 1554745024), (14, 1443691808), (16, 1263230332), (26, 777372512), (28, 721845904), (32, 631615166), (52, 388686256), (56, 360922952), (64, 315807583), (91, 222106432), (104, 194343128), (112, 180461476), (139, 145407808), (182, 111053216), (208, 97171564), (224, 90230738), (278, 72703904), (364, 55526608), (416, 48585782), (448, 45115369), (556, 36351952), (728, 27763304), (832, 24292891), (973, 20772544), (1112, 18175976), (1456, 13881652), (1807, 11185216), (1946, 10386272), (2224, 9087988), (2912, 6940826), (3614, 5592608), (3892, 5193136), (4448, 4543994), (5824, 3470413), (7228, 2796304), (7784, 2596568), (8896, 2271997), (12649, 1597888), (14456, 1398152), (15568, 1298284), (24967, 809536), (25298, 798944), (28912, 699076), (31136, 649142), (49934, 404768), (50596, 399472), (57824, 349538), (62272, 324571), (99868, 202384), (101192, 199736), (115648, 174769)]