38858690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1103}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 75672576

約数和(自身を除く): 36813886

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 271, 542, 1103, 1355, 2206, 2710, 3523, 5515, 7046, 11030, 14339, 17615, 28678, 35230, 71695, 143390, 298913, 597826, 1494565, 2989130, 3885869, 7771738, 19429345, 38858690]

約数ペア:

[(1, 38858690), (2, 19429345), (5, 7771738), (10, 3885869), (13, 2989130), (26, 1494565), (65, 597826), (130, 298913), (271, 143390), (542, 71695), (1103, 35230), (1355, 28678), (2206, 17615), (2710, 14339), (3523, 11030), (5515, 7046)]