2018769921

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{317267}}^1$

素因数の和:317381

約数の個数: 24

約数和(自身を含む): 3365578944

約数和(自身を除く): 1346809023

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 317267, 951801, 2220869, 2855403, 6662607, 19987821, 32043967, 96131901, 224307769, 288395703, 672923307, 2018769921]

約数ペア:

[(1, 2018769921), (3, 672923307), (7, 288395703), (9, 224307769), (21, 96131901), (63, 32043967), (101, 19987821), (303, 6662607), (707, 2855403), (909, 2220869), (2121, 951801), (6363, 317267)]