19825570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1002

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 18276830

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 839, 1390, 1678, 2363, 4195, 4726, 8390, 11815, 14263, 23630, 28526, 71315, 116621, 142630, 233242, 583105, 1166210, 1982557, 3965114, 9912785, 19825570]

約数ペア:

[(1, 19825570), (2, 9912785), (5, 3965114), (10, 1982557), (17, 1166210), (34, 583105), (85, 233242), (139, 142630), (170, 116621), (278, 71315), (695, 28526), (839, 23630), (1390, 14263), (1678, 11815), (2363, 8390), (4195, 4726)]