17991442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 32716800

約数和(自身を除く): 14725358

約数列:

[1, 2, 7, 14, 19, 38, 133, 239, 266, 283, 478, 566, 1673, 1981, 3346, 3962, 4541, 5377, 9082, 10754, 31787, 37639, 63574, 67637, 75278, 135274, 473459, 946918, 1285103, 2570206, 8995721, 17991442]

約数ペア:

[(1, 17991442), (2, 8995721), (7, 2570206), (14, 1285103), (19, 946918), (38, 473459), (133, 135274), (239, 75278), (266, 67637), (283, 63574), (478, 37639), (566, 31787), (1673, 10754), (1981, 9082), (3346, 5377), (3962, 4541)]