39928304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1979}}^1$

素因数の和:2097

約数の個数: 40

約数和(自身を含む): 84213360

約数和(自身を除く): 44285056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 1979, 2522, 3958, 5044, 7916, 10088, 15832, 20176, 25727, 31664, 51454, 102908, 191963, 205816, 383926, 411632, 767852, 1535704, 2495519, 3071408, 4991038, 9982076, 19964152, 39928304]

約数ペア:

[(1, 39928304), (2, 19964152), (4, 9982076), (8, 4991038), (13, 3071408), (16, 2495519), (26, 1535704), (52, 767852), (97, 411632), (104, 383926), (194, 205816), (208, 191963), (388, 102908), (776, 51454), (1261, 31664), (1552, 25727), (1979, 20176), (2522, 15832), (3958, 10088), (5044, 7916)]