19267647

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1741}}^1$

素因数の和:1799

約数の個数: 32

約数和(自身を含む): 32108544

約数和(自身を除く): 12840897

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 217, 357, 527, 651, 1581, 1741, 3689, 5223, 11067, 12187, 29597, 36561, 53971, 88791, 161913, 207179, 377797, 621537, 917507, 1133391, 2752521, 6422549, 19267647]

約数ペア:

[(1, 19267647), (3, 6422549), (7, 2752521), (17, 1133391), (21, 917507), (31, 621537), (51, 377797), (93, 207179), (119, 161913), (217, 88791), (357, 53971), (527, 36561), (651, 29597), (1581, 12187), (1741, 11067), (3689, 5223)]