19662170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4831}}^1$

素因数の和:4886

約数の個数: 32

約数和(自身を含む): 39661056

約数和(自身を除く): 19998886

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 4831, 9662, 24155, 48310, 53141, 106282, 178747, 265705, 357494, 531410, 893735, 1787470, 1966217, 3932434, 9831085, 19662170]

約数ペア:

[(1, 19662170), (2, 9831085), (5, 3932434), (10, 1966217), (11, 1787470), (22, 893735), (37, 531410), (55, 357494), (74, 265705), (110, 178747), (185, 106282), (370, 53141), (407, 48310), (814, 24155), (2035, 9662), (4070, 4831)]