331812368

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{32353}}^1$

素因数の和:33002

約数の個数: 20

約数和(自身を含む): 643909308

約数和(自身を除く): 312096940

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 32353, 64706, 129412, 258824, 517648, 20738273, 41476546, 82953092, 165906184, 331812368]

約数ペア:

[(1, 331812368), (2, 165906184), (4, 82953092), (8, 41476546), (16, 20738273), (641, 517648), (1282, 258824), (2564, 129412), (5128, 64706), (10256, 32353)]