19534095

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{2953}}^1$

素因数の和:2981

約数の個数: 48

約数和(自身を含む): 40410720

約数和(自身を除く): 20876625

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 2953, 6615, 8859, 14765, 20671, 26577, 44295, 62013, 79731, 103355, 132885, 144697, 186039, 310065, 398655, 434091, 558117, 723485, 930195, 1302273, 2170455, 2790585, 3906819, 6511365, 19534095]

約数ペア:

[(1, 19534095), (3, 6511365), (5, 3906819), (7, 2790585), (9, 2170455), (15, 1302273), (21, 930195), (27, 723485), (35, 558117), (45, 434091), (49, 398655), (63, 310065), (105, 186039), (135, 144697), (147, 132885), (189, 103355), (245, 79731), (315, 62013), (441, 44295), (735, 26577), (945, 20671), (1323, 14765), (2205, 8859), (2953, 6615)]