19929310

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 37488672

約数和(自身を除く): 17559362

約数列:

[1, 2, 5, 10, 37, 61, 74, 122, 185, 305, 370, 610, 883, 1766, 2257, 4415, 4514, 8830, 11285, 22570, 32671, 53863, 65342, 107726, 163355, 269315, 326710, 538630, 1992931, 3985862, 9964655, 19929310]

約数ペア:

[(1, 19929310), (2, 9964655), (5, 3985862), (10, 1992931), (37, 538630), (61, 326710), (74, 269315), (122, 163355), (185, 107726), (305, 65342), (370, 53863), (610, 32671), (883, 22570), (1766, 11285), (2257, 8830), (4415, 4514)]