1949071756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{420421}}^1$

素因数の和:420505

約数の個数: 24

約数和(自身を含む): 3649262960

約数和(自身を除く): 1700191204

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 420421, 840842, 1681684, 7987999, 15975998, 25645681, 31951996, 51291362, 102582724, 487267939, 974535878, 1949071756]

約数ペア:

[(1, 1949071756), (2, 974535878), (4, 487267939), (19, 102582724), (38, 51291362), (61, 31951996), (76, 25645681), (122, 15975998), (244, 7987999), (1159, 1681684), (2318, 840842), (4636, 420421)]