20529652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 44452800

約数和(自身を除く): 23923148

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 1889, 2717, 3778, 5434, 7556, 10868, 20779, 24557, 35891, 41558, 49114, 71782, 83116, 98228, 143564, 270127, 394801, 466583, 540254, 789602, 933166, 1080508, 1579204, 1866332, 5132413, 10264826, 20529652]

約数ペア:

[(1, 20529652), (2, 10264826), (4, 5132413), (11, 1866332), (13, 1579204), (19, 1080508), (22, 933166), (26, 789602), (38, 540254), (44, 466583), (52, 394801), (76, 270127), (143, 143564), (209, 98228), (247, 83116), (286, 71782), (418, 49114), (494, 41558), (572, 35891), (836, 24557), (988, 20779), (1889, 10868), (2717, 7556), (3778, 5434)]