16680468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11681}}^1$

素因数の和:11712

約数の個数: 48

約数和(自身を含む): 47101824

約数和(自身を除く): 30421356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 11681, 23362, 35043, 46724, 70086, 81767, 140172, 163534, 198577, 245301, 327068, 397154, 490602, 595731, 794308, 981204, 1191462, 1390039, 2382924, 2780078, 4170117, 5560156, 8340234, 16680468]

約数ペア:

[(1, 16680468), (2, 8340234), (3, 5560156), (4, 4170117), (6, 2780078), (7, 2382924), (12, 1390039), (14, 1191462), (17, 981204), (21, 794308), (28, 595731), (34, 490602), (42, 397154), (51, 327068), (68, 245301), (84, 198577), (102, 163534), (119, 140172), (204, 81767), (238, 70086), (357, 46724), (476, 35043), (714, 23362), (1428, 11681)]