638441772

素因数分解:

$2^2\times 3^1\times {\mathrm{4957}}^1\times {\mathrm{10733}}^1$

素因数の和:15697

約数の個数: 24

約数和(自身を含む): 1490136816

約数和(自身を除く): 851695044

約数列:

[1, 2, 3, 4, 6, 12, 4957, 9914, 10733, 14871, 19828, 21466, 29742, 32199, 42932, 59484, 64398, 128796, 53203481, 106406962, 159610443, 212813924, 319220886, 638441772]

約数ペア:

[(1, 638441772), (2, 319220886), (3, 212813924), (4, 159610443), (6, 106406962), (12, 53203481), (4957, 128796), (9914, 64398), (10733, 59484), (14871, 42932), (19828, 32199), (21466, 29742)]