19892145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 42163200

約数和(自身を除く): 22271055

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 59, 65, 91, 95, 105, 133, 169, 177, 195, 247, 273, 285, 295, 399, 413, 455, 507, 665, 741, 767, 845, 885, 1121, 1183, 1235, 1239, 1365, 1729, 1995, 2065, 2301, 2535, 3211, 3363, 3549, 3705, 3835, 5187, 5369, 5605, 5915, 6195, 7847, 8645, 9633, 9971, 11505, 14573, 16055, 16107, 16815, 17745, 22477, 23541, 25935, 26845, 29913, 39235, 43719, 48165, 49855, 67431, 69797, 72865, 80535, 102011, 112385, 117705, 149565, 189449, 209391, 218595, 306033, 337155, 348985, 510055, 568347, 947245, 1046955, 1326143, 1530165, 2841735, 3978429, 6630715, 19892145]

約数ペア:

[(1, 19892145), (3, 6630715), (5, 3978429), (7, 2841735), (13, 1530165), (15, 1326143), (19, 1046955), (21, 947245), (35, 568347), (39, 510055), (57, 348985), (59, 337155), (65, 306033), (91, 218595), (95, 209391), (105, 189449), (133, 149565), (169, 117705), (177, 112385), (195, 102011), (247, 80535), (273, 72865), (285, 69797), (295, 67431), (399, 49855), (413, 48165), (455, 43719), (507, 39235), (665, 29913), (741, 26845), (767, 25935), (845, 23541), (885, 22477), (1121, 17745), (1183, 16815), (1235, 16107), (1239, 16055), (1365, 14573), (1729, 11505), (1995, 9971), (2065, 9633), (2301, 8645), (2535, 7847), (3211, 6195), (3363, 5915), (3549, 5605), (3705, 5369), (3835, 5187)]