219040018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 353491200

約数和(自身を除く): 134451182

約数列:

[1, 2, 19, 38, 67, 134, 227, 379, 454, 758, 1273, 2546, 4313, 7201, 8626, 14402, 15209, 25393, 30418, 50786, 86033, 172066, 288971, 482467, 577942, 964934, 1634627, 3269254, 5764211, 11528422, 109520009, 219040018]

約数ペア:

[(1, 219040018), (2, 109520009), (19, 11528422), (38, 5764211), (67, 3269254), (134, 1634627), (227, 964934), (379, 577942), (454, 482467), (758, 288971), (1273, 172066), (2546, 86033), (4313, 50786), (7201, 30418), (8626, 25393), (14402, 15209)]