19450809

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6569}}^1$

素因数の和:6629

約数の個数: 24

約数和(自身を含む): 32797440

約数和(自身を除く): 13346631

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6569, 19707, 45983, 59121, 137949, 308743, 413847, 926229, 2161201, 2778687, 6483603, 19450809]

約数ペア:

[(1, 19450809), (3, 6483603), (7, 2778687), (9, 2161201), (21, 926229), (47, 413847), (63, 308743), (141, 137949), (329, 59121), (423, 45983), (987, 19707), (2961, 6569)]