2019618981

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{379699}}^1$

素因数の和:379905

約数の個数: 16

約数和(自身を含む): 3007224000

約数和(自身を除く): 987605019

約数列:

[1, 3, 9, 27, 197, 591, 1773, 5319, 379699, 1139097, 3417291, 10251873, 74800703, 224402109, 673206327, 2019618981]

約数ペア:

[(1, 2019618981), (3, 673206327), (9, 224402109), (27, 74800703), (197, 10251873), (591, 3417291), (1773, 1139097), (5319, 379699)]