12881515918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1097}}^1\times {\mathrm{309013}}^1$

素因数の和:310131

約数の個数: 16

約数和(自身を含む): 20357842320

約数和(自身を除く): 7476326402

約数列:

[1, 2, 19, 38, 1097, 2194, 20843, 41686, 309013, 618026, 5871247, 11742494, 338987261, 677974522, 6440757959, 12881515918]

約数ペア:

[(1, 12881515918), (2, 6440757959), (19, 677974522), (38, 338987261), (1097, 11742494), (2194, 5871247), (20843, 618026), (41686, 309013)]