138702064

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{79531}}^1$

素因数の和:79648

約数の個数: 20

約数和(自身を含む): 271204120

約数和(自身を除く): 132502056

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 79531, 159062, 318124, 636248, 1272496, 8668879, 17337758, 34675516, 69351032, 138702064]

約数ペア:

[(1, 138702064), (2, 69351032), (4, 34675516), (8, 17337758), (16, 8668879), (109, 1272496), (218, 636248), (436, 318124), (872, 159062), (1744, 79531)]