19913808

素因数分解:

$2^4\times 3^1\times {\mathrm{414871}}^1$

素因数の和:414882

約数の個数: 20

約数和(自身を含む): 51444128

約数和(自身を除く): 31530320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 414871, 829742, 1244613, 1659484, 2489226, 3318968, 4978452, 6637936, 9956904, 19913808]

約数ペア:

[(1, 19913808), (2, 9956904), (3, 6637936), (4, 4978452), (6, 3318968), (8, 2489226), (12, 1659484), (16, 1244613), (24, 829742), (48, 414871)]