1642664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 3304800

約数和(自身を除く): 1662136

約数列:

[1, 2, 4, 8, 19, 38, 76, 101, 107, 152, 202, 214, 404, 428, 808, 856, 1919, 2033, 3838, 4066, 7676, 8132, 10807, 15352, 16264, 21614, 43228, 86456, 205333, 410666, 821332, 1642664]

約数ペア:

[(1, 1642664), (2, 821332), (4, 410666), (8, 205333), (19, 86456), (38, 43228), (76, 21614), (101, 16264), (107, 15352), (152, 10807), (202, 8132), (214, 7676), (404, 4066), (428, 3838), (808, 2033), (856, 1919)]