17939002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 29462400

約数和(自身を除く): 11523398

約数列:

[1, 2, 19, 38, 61, 71, 109, 122, 142, 218, 1159, 1349, 2071, 2318, 2698, 4142, 4331, 6649, 7739, 8662, 13298, 15478, 82289, 126331, 147041, 164578, 252662, 294082, 472079, 944158, 8969501, 17939002]

約数ペア:

[(1, 17939002), (2, 8969501), (19, 944158), (38, 472079), (61, 294082), (71, 252662), (109, 164578), (122, 147041), (142, 126331), (218, 82289), (1159, 15478), (1349, 13298), (2071, 8662), (2318, 7739), (2698, 6649), (4142, 4331)]