20161744974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{3361}}^1\times {\mathrm{47609}}^1$

素因数の和:50985

約数の個数: 48

約数和(自身を含む): 49940223840

約数和(自身を除く): 29778478866

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 3361, 6722, 10083, 20166, 23527, 30249, 47054, 47609, 60498, 70581, 95218, 141162, 142827, 211743, 285654, 333263, 423486, 428481, 666526, 856962, 999789, 1999578, 2999367, 5998734, 160013849, 320027698, 480041547, 960083094, 1120096943, 1440124641, 2240193886, 2880249282, 3360290829, 6720581658, 10080872487, 20161744974]

約数ペア:

[(1, 20161744974), (2, 10080872487), (3, 6720581658), (6, 3360290829), (7, 2880249282), (9, 2240193886), (14, 1440124641), (18, 1120096943), (21, 960083094), (42, 480041547), (63, 320027698), (126, 160013849), (3361, 5998734), (6722, 2999367), (10083, 1999578), (20166, 999789), (23527, 856962), (30249, 666526), (47054, 428481), (47609, 423486), (60498, 333263), (70581, 285654), (95218, 211743), (141162, 142827)]