218853890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{1787}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 406033344

約数和(自身を除く): 187179454

約数列:

[1, 2, 5, 10, 37, 74, 185, 331, 370, 662, 1655, 1787, 3310, 3574, 8935, 12247, 17870, 24494, 61235, 66119, 122470, 132238, 330595, 591497, 661190, 1182994, 2957485, 5914970, 21885389, 43770778, 109426945, 218853890]

約数ペア:

[(1, 218853890), (2, 109426945), (5, 43770778), (10, 21885389), (37, 5914970), (74, 2957485), (185, 1182994), (331, 661190), (370, 591497), (662, 330595), (1655, 132238), (1787, 122470), (3310, 66119), (3574, 61235), (8935, 24494), (12247, 17870)]