20604865204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{806011}}^1$

素因数の和:806116

約数の個数: 48

約数和(自身を含む): 45497765376

約数和(自身を除く): 24892900172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 154, 166, 308, 332, 581, 913, 1162, 1826, 2324, 3652, 6391, 12782, 25564, 806011, 1612022, 3224044, 5642077, 8866121, 11284154, 17732242, 22568308, 35464484, 62062847, 66898913, 124125694, 133797826, 248251388, 267595652, 468292391, 735888043, 936584782, 1471776086, 1873169564, 2943552172, 5151216301, 10302432602, 20604865204]

約数ペア:

[(1, 20604865204), (2, 10302432602), (4, 5151216301), (7, 2943552172), (11, 1873169564), (14, 1471776086), (22, 936584782), (28, 735888043), (44, 468292391), (77, 267595652), (83, 248251388), (154, 133797826), (166, 124125694), (308, 66898913), (332, 62062847), (581, 35464484), (913, 22568308), (1162, 17732242), (1826, 11284154), (2324, 8866121), (3652, 5642077), (6391, 3224044), (12782, 1612022), (25564, 806011)]