20162389695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{531919}}^1$

素因数の和:531972

約数の個数: 48

約数和(自身を含む): 38911011840

約数和(自身を除く): 18748622145

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 361, 399, 665, 1083, 1805, 1995, 2527, 5415, 7581, 12635, 37905, 531919, 1595757, 2659595, 3723433, 7978785, 10106461, 11170299, 18617165, 30319383, 50532305, 55851495, 70745227, 151596915, 192022759, 212235681, 353726135, 576068277, 960113795, 1061178405, 1344159313, 2880341385, 4032477939, 6720796565, 20162389695]

約数ペア:

[(1, 20162389695), (3, 6720796565), (5, 4032477939), (7, 2880341385), (15, 1344159313), (19, 1061178405), (21, 960113795), (35, 576068277), (57, 353726135), (95, 212235681), (105, 192022759), (133, 151596915), (285, 70745227), (361, 55851495), (399, 50532305), (665, 30319383), (1083, 18617165), (1805, 11170299), (1995, 10106461), (2527, 7978785), (5415, 3723433), (7581, 2659595), (12635, 1595757), (37905, 531919)]