18242301

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 30578688

約数和(自身を除く): 12336387

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 503, 1099, 1509, 1727, 3297, 3521, 5181, 5533, 10563, 12089, 16599, 36267, 38731, 78971, 116193, 236913, 552797, 868681, 1658391, 2606043, 6080767, 18242301]

約数ペア:

[(1, 18242301), (3, 6080767), (7, 2606043), (11, 1658391), (21, 868681), (33, 552797), (77, 236913), (157, 116193), (231, 78971), (471, 38731), (503, 36267), (1099, 16599), (1509, 12089), (1727, 10563), (3297, 5533), (3521, 5181)]