20341905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 34076160

約数和(自身を除く): 13734255

約数列:

[1, 3, 5, 15, 29, 87, 101, 145, 303, 435, 463, 505, 1389, 1515, 2315, 2929, 6945, 8787, 13427, 14645, 40281, 43935, 46763, 67135, 140289, 201405, 233815, 701445, 1356127, 4068381, 6780635, 20341905]

約数ペア:

[(1, 20341905), (3, 6780635), (5, 4068381), (15, 1356127), (29, 701445), (87, 233815), (101, 201405), (145, 140289), (303, 67135), (435, 46763), (463, 43935), (505, 40281), (1389, 14645), (1515, 13427), (2315, 8787), (2929, 6945)]