20546590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 18359330

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 569, 785, 1138, 1570, 2845, 3611, 5690, 7222, 13087, 18055, 26174, 36110, 65435, 89333, 130870, 178666, 446665, 893330, 2054659, 4109318, 10273295, 20546590]

約数ペア:

[(1, 20546590), (2, 10273295), (5, 4109318), (10, 2054659), (23, 893330), (46, 446665), (115, 178666), (157, 130870), (230, 89333), (314, 65435), (569, 36110), (785, 26174), (1138, 18055), (1570, 13087), (2845, 7222), (3611, 5690)]