16188665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 22118400

約数和(自身を除く): 5929735

約数列:

[1, 5, 19, 23, 31, 95, 115, 155, 239, 437, 589, 713, 1195, 2185, 2945, 3565, 4541, 5497, 7409, 13547, 22705, 27485, 37045, 67735, 104443, 140771, 170407, 522215, 703855, 852035, 3237733, 16188665]

約数ペア:

[(1, 16188665), (5, 3237733), (19, 852035), (23, 703855), (31, 522215), (95, 170407), (115, 140771), (155, 104443), (239, 67735), (437, 37045), (589, 27485), (713, 22705), (1195, 13547), (2185, 7409), (2945, 5497), (3565, 4541)]