42720416

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{18803}}^1$

素因数の和:18884

約数の個数: 24

約数和(自身を含む): 85294944

約数和(自身を除く): 42574528

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 18803, 37606, 75212, 150424, 300848, 601696, 1335013, 2670026, 5340052, 10680104, 21360208, 42720416]

約数ペア:

[(1, 42720416), (2, 21360208), (4, 10680104), (8, 5340052), (16, 2670026), (32, 1335013), (71, 601696), (142, 300848), (284, 150424), (568, 75212), (1136, 37606), (2272, 18803)]