20712660695

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{11833}}^1$

素因数の和:12383

約数の個数: 32

約数和(自身を含む): 26829287424

約数和(自身を除く): 6116626729

約数列:

[1, 5, 23, 31, 115, 155, 491, 713, 2455, 3565, 11293, 11833, 15221, 56465, 59165, 76105, 272159, 350083, 366823, 1360795, 1750415, 1834115, 5810003, 8436929, 29050015, 42184645, 133630069, 180110093, 668150345, 900550465, 4142532139, 20712660695]

約数ペア:

[(1, 20712660695), (5, 4142532139), (23, 900550465), (31, 668150345), (115, 180110093), (155, 133630069), (491, 42184645), (713, 29050015), (2455, 8436929), (3565, 5810003), (11293, 1834115), (11833, 1750415), (15221, 1360795), (56465, 366823), (59165, 350083), (76105, 272159)]