19856808

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3491}}^1$

素因数の和:3582

約数の個数: 48

約数和(自身を含む): 54475200

約数和(自身を除く): 34618392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 3491, 5688, 6982, 10473, 13964, 20946, 27928, 31419, 41892, 62838, 83784, 125676, 251352, 275789, 551578, 827367, 1103156, 1654734, 2206312, 2482101, 3309468, 4964202, 6618936, 9928404, 19856808]

約数ペア:

[(1, 19856808), (2, 9928404), (3, 6618936), (4, 4964202), (6, 3309468), (8, 2482101), (9, 2206312), (12, 1654734), (18, 1103156), (24, 827367), (36, 551578), (72, 275789), (79, 251352), (158, 125676), (237, 83784), (316, 62838), (474, 41892), (632, 31419), (711, 27928), (948, 20946), (1422, 13964), (1896, 10473), (2844, 6982), (3491, 5688)]