19851909119

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{7309}}^1\times {\mathrm{7321}}^1$

素因数の和:14690

約数の個数: 16

約数和(自身を含む): 23122290240

約数和(自身を除く): 3270381121

約数列:

[1, 7, 53, 371, 7309, 7321, 51163, 51247, 387377, 388013, 2711639, 2716091, 53509189, 374564323, 2835987017, 19851909119]

約数ペア:

[(1, 19851909119), (7, 2835987017), (53, 374564323), (371, 53509189), (7309, 2716091), (7321, 2711639), (51163, 388013), (51247, 387377)]