12665918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 21212928

約数和(自身を除く): 8547010

約数列:

[1, 2, 17, 31, 34, 61, 62, 122, 197, 394, 527, 1037, 1054, 1891, 2074, 3349, 3782, 6107, 6698, 12017, 12214, 24034, 32147, 64294, 103819, 204289, 207638, 372527, 408578, 745054, 6332959, 12665918]

約数ペア:

[(1, 12665918), (2, 6332959), (17, 745054), (31, 408578), (34, 372527), (61, 207638), (62, 204289), (122, 103819), (197, 64294), (394, 32147), (527, 24034), (1037, 12214), (1054, 12017), (1891, 6698), (2074, 6107), (3349, 3782)]