18948195

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20051}}^1$

素因数の和:20072

約数の個数: 32

約数和(自身を含む): 38499840

約数和(自身を除く): 19551645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20051, 60153, 100255, 140357, 180459, 300765, 421071, 541377, 701785, 902295, 1263213, 2105355, 2706885, 3789639, 6316065, 18948195]

約数ペア:

[(1, 18948195), (3, 6316065), (5, 3789639), (7, 2706885), (9, 2105355), (15, 1263213), (21, 902295), (27, 701785), (35, 541377), (45, 421071), (63, 300765), (105, 180459), (135, 140357), (189, 100255), (315, 60153), (945, 20051)]