20033619

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{631}}^1$

素因数の和:1210

約数の個数: 16

約数和(自身を含む): 28212480

約数和(自身を除く): 8178861

約数列:

[1, 3, 19, 57, 557, 631, 1671, 1893, 10583, 11989, 31749, 35967, 351467, 1054401, 6677873, 20033619]

約数ペア:

[(1, 20033619), (3, 6677873), (19, 1054401), (57, 351467), (557, 35967), (631, 31749), (1671, 11989), (1893, 10583)]