18790485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2671}}^1$

素因数の和:2753

約数の個数: 32

約数和(自身を含む): 34885632

約数和(自身を除く): 16095147

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 2345, 2671, 7035, 8013, 13355, 18697, 40065, 56091, 93485, 178957, 280455, 536871, 894785, 1252699, 2684355, 3758097, 6263495, 18790485]

約数ペア:

[(1, 18790485), (3, 6263495), (5, 3758097), (7, 2684355), (15, 1252699), (21, 894785), (35, 536871), (67, 280455), (105, 178957), (201, 93485), (335, 56091), (469, 40065), (1005, 18697), (1407, 13355), (2345, 8013), (2671, 7035)]