202967918

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{1427}}^1$

素因数の和:1664

約数の個数: 24

約数和(自身を含む): 323176392

約数和(自身を除く): 120208474

約数列:

[1, 2, 19, 38, 197, 361, 394, 722, 1427, 2854, 3743, 7486, 27113, 54226, 71117, 142234, 281119, 515147, 562238, 1030294, 5341261, 10682522, 101483959, 202967918]

約数ペア:

[(1, 202967918), (2, 101483959), (19, 10682522), (38, 5341261), (197, 1030294), (361, 562238), (394, 515147), (722, 281119), (1427, 142234), (2854, 71117), (3743, 54226), (7486, 27113)]