218754866

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 391288320

約数和(自身を除く): 172533454

約数列:

[1, 2, 11, 19, 22, 38, 67, 73, 107, 134, 146, 209, 214, 418, 737, 803, 1177, 1273, 1387, 1474, 1606, 2033, 2354, 2546, 2774, 4066, 4891, 7169, 7811, 9782, 14003, 14338, 15257, 15622, 22363, 28006, 30514, 44726, 53801, 78859, 85921, 92929, 107602, 136211, 148409, 157718, 171842, 185858, 272422, 296818, 523337, 1022219, 1046674, 1498321, 1632499, 2044438, 2996642, 3264998, 5756707, 9943403, 11513414, 19886806, 109377433, 218754866]

約数ペア:

[(1, 218754866), (2, 109377433), (11, 19886806), (19, 11513414), (22, 9943403), (38, 5756707), (67, 3264998), (73, 2996642), (107, 2044438), (134, 1632499), (146, 1498321), (209, 1046674), (214, 1022219), (418, 523337), (737, 296818), (803, 272422), (1177, 185858), (1273, 171842), (1387, 157718), (1474, 148409), (1606, 136211), (2033, 107602), (2354, 92929), (2546, 85921), (2774, 78859), (4066, 53801), (4891, 44726), (7169, 30514), (7811, 28006), (9782, 22363), (14003, 15622), (14338, 15257)]