218157316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{220807}}^1$

素因数の和:220843

約数の個数: 24

約数和(自身を含む): 432783680

約数和(自身を除く): 214626364

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 220807, 441614, 883228, 2870491, 4195333, 5740982, 8390666, 11481964, 16781332, 54539329, 109078658, 218157316]

約数ペア:

[(1, 218157316), (2, 109078658), (4, 54539329), (13, 16781332), (19, 11481964), (26, 8390666), (38, 5740982), (52, 4195333), (76, 2870491), (247, 883228), (494, 441614), (988, 220807)]