20173284855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{712711}}^1$

素因数の和:712776

約数の個数: 48

約数和(自身を含む): 38024610624

約数和(自身を除く): 17851325769

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 1665, 1887, 3145, 5661, 9435, 28305, 712711, 2138133, 3563555, 6414399, 10690665, 12116087, 26370307, 32071995, 36348261, 60580435, 79110921, 109044783, 131851535, 181741305, 237332763, 395554605, 448295219, 545223915, 1186663815, 1344885657, 2241476095, 4034656971, 6724428285, 20173284855]

約数ペア:

[(1, 20173284855), (3, 6724428285), (5, 4034656971), (9, 2241476095), (15, 1344885657), (17, 1186663815), (37, 545223915), (45, 448295219), (51, 395554605), (85, 237332763), (111, 181741305), (153, 131851535), (185, 109044783), (255, 79110921), (333, 60580435), (555, 36348261), (629, 32071995), (765, 26370307), (1665, 12116087), (1887, 10690665), (3145, 6414399), (5661, 3563555), (9435, 2138133), (28305, 712711)]