18692170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3761}}^1$

素因数の和:3846

約数の個数: 32

約数和(自身を含む): 39004416

約数和(自身を除く): 20312246

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3761, 4970, 7522, 18805, 26327, 37610, 52654, 131635, 263270, 267031, 534062, 1335155, 1869217, 2670310, 3738434, 9346085, 18692170]

約数ペア:

[(1, 18692170), (2, 9346085), (5, 3738434), (7, 2670310), (10, 1869217), (14, 1335155), (35, 534062), (70, 267031), (71, 263270), (142, 131635), (355, 52654), (497, 37610), (710, 26327), (994, 18805), (2485, 7522), (3761, 4970)]