18431964

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6570

約数の個数: 36

約数和(自身を含む): 47188960

約数和(自身を除く): 28756996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 237, 316, 474, 711, 948, 1422, 2844, 6481, 12962, 19443, 25924, 38886, 58329, 77772, 116658, 233316, 511999, 1023998, 1535997, 2047996, 3071994, 4607991, 6143988, 9215982, 18431964]

約数ペア:

[(1, 18431964), (2, 9215982), (3, 6143988), (4, 4607991), (6, 3071994), (9, 2047996), (12, 1535997), (18, 1023998), (36, 511999), (79, 233316), (158, 116658), (237, 77772), (316, 58329), (474, 38886), (711, 25924), (948, 19443), (1422, 12962), (2844, 6481)]