16820104

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9733

約数の個数: 32

約数和(自身を含む): 37209600

約数和(自身を除く): 20389496

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 9689, 19378, 38756, 67823, 77512, 135646, 271292, 300359, 542584, 600718, 1201436, 2102513, 2402872, 4205026, 8410052, 16820104]

約数ペア:

[(1, 16820104), (2, 8410052), (4, 4205026), (7, 2402872), (8, 2102513), (14, 1201436), (28, 600718), (31, 542584), (56, 300359), (62, 271292), (124, 135646), (217, 77512), (248, 67823), (434, 38756), (868, 19378), (1736, 9689)]