40838018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 70350336

約数和(自身を除く): 29512318

約数列:

[1, 2, 13, 23, 26, 46, 47, 94, 299, 598, 611, 1081, 1222, 1453, 2162, 2906, 14053, 18889, 28106, 33419, 37778, 66838, 68291, 136582, 434447, 868894, 887783, 1570693, 1775566, 3141386, 20419009, 40838018]

約数ペア:

[(1, 40838018), (2, 20419009), (13, 3141386), (23, 1775566), (26, 1570693), (46, 887783), (47, 868894), (94, 434447), (299, 136582), (598, 68291), (611, 66838), (1081, 37778), (1222, 33419), (1453, 28106), (2162, 18889), (2906, 14053)]