19997420351

素因数分解:

${\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{1109}}^1\times {\mathrm{1667}}^1$

素因数の和:3178

約数の個数: 16

約数和(自身を含む): 20773605600

約数和(自身を除く): 776185249

約数列:

[1, 29, 373, 1109, 1667, 10817, 32161, 48343, 413657, 621791, 1848703, 11996053, 18031939, 53612387, 689566219, 19997420351]

約数ペア:

[(1, 19997420351), (29, 689566219), (373, 53612387), (1109, 18031939), (1667, 11996053), (10817, 1848703), (32161, 621791), (48343, 413657)]