1819783979

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 2068416000

約数和(自身を除く): 248632021

約数列:

[1, 13, 31, 89, 113, 403, 449, 1157, 1469, 2759, 3503, 5837, 10057, 13919, 35867, 39961, 45539, 50737, 130741, 180947, 311767, 519493, 659581, 1238791, 1572847, 4052971, 4515593, 16104283, 20447011, 58702709, 139983383, 1819783979]

約数ペア:

[(1, 1819783979), (13, 139983383), (31, 58702709), (89, 20447011), (113, 16104283), (403, 4515593), (449, 4052971), (1157, 1572847), (1469, 1238791), (2759, 659581), (3503, 519493), (5837, 311767), (10057, 180947), (13919, 130741), (35867, 50737), (39961, 45539)]