19183707

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 28571088

約数和(自身を除く): 9387381

約数列:

[1, 3, 9, 61, 83, 183, 249, 421, 549, 747, 1263, 3789, 5063, 15189, 25681, 34943, 45567, 77043, 104829, 231129, 314487, 2131523, 6394569, 19183707]

約数ペア:

[(1, 19183707), (3, 6394569), (9, 2131523), (61, 314487), (83, 231129), (183, 104829), (249, 77043), (421, 45567), (549, 34943), (747, 25681), (1263, 15189), (3789, 5063)]