218156936

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1435243}}^1$

素因数の和:1435268

約数の個数: 16

約数和(自身を含む): 430573200

約数和(自身を除く): 212416264

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1435243, 2870486, 5740972, 11481944, 27269617, 54539234, 109078468, 218156936]

約数ペア:

[(1, 218156936), (2, 109078468), (4, 54539234), (8, 27269617), (19, 11481944), (38, 5740972), (76, 2870486), (152, 1435243)]