218635534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 363496896

約数和(自身を除く): 144861362

約数列:

[1, 2, 13, 26, 41, 82, 317, 533, 634, 647, 1066, 1294, 4121, 8242, 8411, 12997, 16822, 25994, 26527, 53054, 168961, 205099, 337922, 344851, 410198, 689702, 2666287, 5332574, 8409059, 16818118, 109317767, 218635534]

約数ペア:

[(1, 218635534), (2, 109317767), (13, 16818118), (26, 8409059), (41, 5332574), (82, 2666287), (317, 689702), (533, 410198), (634, 344851), (647, 337922), (1066, 205099), (1294, 168961), (4121, 53054), (8242, 26527), (8411, 25994), (12997, 16822)]