2007992998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{1291}}^1$

素因数の和:1445

約数の個数: 48

約数和(自身を含む): 3519097920

約数和(自身を除く): 1511104922

約数列:

[1, 2, 11, 19, 22, 38, 61, 122, 209, 418, 671, 1159, 1291, 1342, 2318, 2582, 3721, 7442, 12749, 14201, 24529, 25498, 28402, 40931, 49058, 70699, 78751, 81862, 141398, 157502, 269819, 539638, 777689, 866261, 1496269, 1555378, 1732522, 2992538, 4803811, 9607622, 16458959, 32917918, 52841921, 91272409, 105683842, 182544818, 1003996499, 2007992998]

約数ペア:

[(1, 2007992998), (2, 1003996499), (11, 182544818), (19, 105683842), (22, 91272409), (38, 52841921), (61, 32917918), (122, 16458959), (209, 9607622), (418, 4803811), (671, 2992538), (1159, 1732522), (1291, 1555378), (1342, 1496269), (2318, 866261), (2582, 777689), (3721, 539638), (7442, 269819), (12749, 157502), (14201, 141398), (24529, 81862), (25498, 78751), (28402, 70699), (40931, 49058)]