20177778

素因数分解:

$2^1\times 3^1\times {\mathrm{509}}^1\times {\mathrm{6607}}^1$

素因数の和:7121

約数の個数: 16

約数和(自身を含む): 40440960

約数和(自身を除く): 20263182

約数列:

[1, 2, 3, 6, 509, 1018, 1527, 3054, 6607, 13214, 19821, 39642, 3362963, 6725926, 10088889, 20177778]

約数ペア:

[(1, 20177778), (2, 10088889), (3, 6725926), (6, 3362963), (509, 39642), (1018, 19821), (1527, 13214), (3054, 6607)]