16278928

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:739

約数の個数: 40

約数和(自身を含む): 33794712

約数和(自身を除く): 17515784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 97, 136, 194, 272, 388, 617, 776, 1234, 1552, 1649, 2468, 3298, 4936, 6596, 9872, 10489, 13192, 20978, 26384, 41956, 59849, 83912, 119698, 167824, 239396, 478792, 957584, 1017433, 2034866, 4069732, 8139464, 16278928]

約数ペア:

[(1, 16278928), (2, 8139464), (4, 4069732), (8, 2034866), (16, 1017433), (17, 957584), (34, 478792), (68, 239396), (97, 167824), (136, 119698), (194, 83912), (272, 59849), (388, 41956), (617, 26384), (776, 20978), (1234, 13192), (1552, 10489), (1649, 9872), (2468, 6596), (3298, 4936)]