1018888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 2099160

約数和(自身を除く): 1080272

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 101, 104, 194, 202, 388, 404, 776, 808, 1261, 1313, 2522, 2626, 5044, 5252, 9797, 10088, 10504, 19594, 39188, 78376, 127361, 254722, 509444, 1018888]

約数ペア:

[(1, 1018888), (2, 509444), (4, 254722), (8, 127361), (13, 78376), (26, 39188), (52, 19594), (97, 10504), (101, 10088), (104, 9797), (194, 5252), (202, 5044), (388, 2626), (404, 2522), (776, 1313), (808, 1261)]