18846542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 34547472

約数和(自身を除く): 15700930

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 137, 143, 169, 274, 286, 338, 407, 481, 814, 962, 1507, 1781, 1859, 3014, 3562, 3718, 5069, 5291, 6253, 10138, 10582, 12506, 19591, 23153, 39182, 46306, 55759, 65897, 68783, 111518, 131794, 137566, 254683, 509366, 724867, 856661, 1449734, 1713322, 9423271, 18846542]

約数ペア:

[(1, 18846542), (2, 9423271), (11, 1713322), (13, 1449734), (22, 856661), (26, 724867), (37, 509366), (74, 254683), (137, 137566), (143, 131794), (169, 111518), (274, 68783), (286, 65897), (338, 55759), (407, 46306), (481, 39182), (814, 23153), (962, 19591), (1507, 12506), (1781, 10582), (1859, 10138), (3014, 6253), (3562, 5291), (3718, 5069)]