12687818

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 23349480

約数和(自身を除く): 10661662

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 109, 121, 143, 218, 242, 286, 407, 481, 814, 962, 1199, 1417, 1573, 2398, 2834, 3146, 4033, 4477, 5291, 8066, 8954, 10582, 13189, 15587, 26378, 31174, 44363, 52429, 58201, 88726, 104858, 116402, 171457, 342914, 487993, 576719, 975986, 1153438, 6343909, 12687818]

約数ペア:

[(1, 12687818), (2, 6343909), (11, 1153438), (13, 975986), (22, 576719), (26, 487993), (37, 342914), (74, 171457), (109, 116402), (121, 104858), (143, 88726), (218, 58201), (242, 52429), (286, 44363), (407, 31174), (481, 26378), (814, 15587), (962, 13189), (1199, 10582), (1417, 8954), (1573, 8066), (2398, 5291), (2834, 4477), (3146, 4033)]