18530204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3539}}^1$

素因数の和:3578

約数の個数: 48

約数和(自身を含む): 42819840

約数和(自身を除く): 24289636

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3539, 5236, 7078, 14156, 24773, 38929, 49546, 60163, 77858, 99092, 120326, 155716, 240652, 272503, 421141, 545006, 661793, 842282, 1090012, 1323586, 1684564, 2647172, 4632551, 9265102, 18530204]

約数ペア:

[(1, 18530204), (2, 9265102), (4, 4632551), (7, 2647172), (11, 1684564), (14, 1323586), (17, 1090012), (22, 842282), (28, 661793), (34, 545006), (44, 421141), (68, 272503), (77, 240652), (119, 155716), (154, 120326), (187, 99092), (238, 77858), (308, 60163), (374, 49546), (476, 38929), (748, 24773), (1309, 14156), (2618, 7078), (3539, 5236)]