20838770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3313}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 40801968

約数和(自身を除く): 19963198

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 3313, 6290, 6626, 16565, 33130, 56321, 112642, 122581, 245162, 281605, 563210, 612905, 1225810, 2083877, 4167754, 10419385, 20838770]

約数ペア:

[(1, 20838770), (2, 10419385), (5, 4167754), (10, 2083877), (17, 1225810), (34, 612905), (37, 563210), (74, 281605), (85, 245162), (170, 122581), (185, 112642), (370, 56321), (629, 33130), (1258, 16565), (3145, 6626), (3313, 6290)]