20180996690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3583}}^1\times {\mathrm{7933}}^1$

素因数の和:11594

約数の個数: 32

約数和(自身を含む): 36852350976

約数和(自身を除く): 16671354286

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 3583, 7166, 7933, 15866, 17915, 35830, 39665, 79330, 254393, 508786, 563243, 1126486, 1271965, 2543930, 2816215, 5632430, 28423939, 56847878, 142119695, 284239390, 2018099669, 4036199338, 10090498345, 20180996690]

約数ペア:

[(1, 20180996690), (2, 10090498345), (5, 4036199338), (10, 2018099669), (71, 284239390), (142, 142119695), (355, 56847878), (710, 28423939), (3583, 5632430), (7166, 2816215), (7933, 2543930), (15866, 1271965), (17915, 1126486), (35830, 563243), (39665, 508786), (79330, 254393)]