20463290212

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1\times {\mathrm{1237}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 36648098032

約数和(自身を除く): 16184807820

約数列:

[1, 2, 4, 73, 146, 181, 292, 313, 362, 626, 724, 1237, 1252, 2474, 4948, 13213, 22849, 26426, 45698, 52852, 56653, 90301, 91396, 113306, 180602, 223897, 226612, 361204, 387181, 447794, 774362, 895588, 1548724, 4135669, 8271338, 16344481, 16542676, 28264213, 32688962, 56528426, 65377924, 70079761, 113056852, 140159522, 280319044, 5115822553, 10231645106, 20463290212]

約数ペア:

[(1, 20463290212), (2, 10231645106), (4, 5115822553), (73, 280319044), (146, 140159522), (181, 113056852), (292, 70079761), (313, 65377924), (362, 56528426), (626, 32688962), (724, 28264213), (1237, 16542676), (1252, 16344481), (2474, 8271338), (4948, 4135669), (13213, 1548724), (22849, 895588), (26426, 774362), (45698, 447794), (52852, 387181), (56653, 361204), (90301, 226612), (91396, 223897), (113306, 180602)]