2045951901

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1709233}}^1$

素因数の和:1709265

約数の個数: 24

約数和(自身を含む): 3555206720

約数和(自身を除く): 1509254819

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 1709233, 5127699, 11964631, 15383097, 32475427, 35893893, 97426281, 107681679, 227327989, 292278843, 681983967, 2045951901]

約数ペア:

[(1, 2045951901), (3, 681983967), (7, 292278843), (9, 227327989), (19, 107681679), (21, 97426281), (57, 35893893), (63, 32475427), (133, 15383097), (171, 11964631), (399, 5127699), (1197, 1709233)]