20793038

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 37001664

約数和(自身を除く): 16208626

約数列:

[1, 2, 7, 14, 37, 74, 137, 259, 274, 293, 518, 586, 959, 1918, 2051, 4102, 5069, 10138, 10841, 21682, 35483, 40141, 70966, 75887, 80282, 151774, 280987, 561974, 1485217, 2970434, 10396519, 20793038]

約数ペア:

[(1, 20793038), (2, 10396519), (7, 2970434), (14, 1485217), (37, 561974), (74, 280987), (137, 151774), (259, 80282), (274, 75887), (293, 70966), (518, 40141), (586, 35483), (959, 21682), (1918, 10841), (2051, 10138), (4102, 5069)]