20583782008

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{19543}}^1$

素因数の和:19748

約数の個数: 48

約数和(自身を含む): 40172887440

約数和(自身を除く): 19589105432

約数列:

[1, 2, 4, 8, 31, 62, 124, 137, 248, 274, 548, 961, 1096, 1922, 3844, 4247, 7688, 8494, 16988, 19543, 33976, 39086, 78172, 131657, 156344, 263314, 526628, 605833, 1053256, 1211666, 2423332, 2677391, 4846664, 5354782, 10709564, 18780823, 21419128, 37561646, 75123292, 82999121, 150246584, 165998242, 331996484, 663992968, 2572972751, 5145945502, 10291891004, 20583782008]

約数ペア:

[(1, 20583782008), (2, 10291891004), (4, 5145945502), (8, 2572972751), (31, 663992968), (62, 331996484), (124, 165998242), (137, 150246584), (248, 82999121), (274, 75123292), (548, 37561646), (961, 21419128), (1096, 18780823), (1922, 10709564), (3844, 5354782), (4247, 4846664), (7688, 2677391), (8494, 2423332), (16988, 1211666), (19543, 1053256), (33976, 605833), (39086, 526628), (78172, 263314), (131657, 156344)]