20262893105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1086191}}^1$

素因数の和:1086257

約数の個数: 32

約数和(自身を含む): 30656683008

約数和(自身を除く): 10393789903

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 455, 533, 1435, 2665, 3731, 18655, 1086191, 5430955, 7603337, 14120483, 38016685, 44533831, 70602415, 98843381, 222669155, 311736817, 494216905, 578939803, 1558684085, 2894699015, 4052578621, 20262893105]

約数ペア:

[(1, 20262893105), (5, 4052578621), (7, 2894699015), (13, 1558684085), (35, 578939803), (41, 494216905), (65, 311736817), (91, 222669155), (205, 98843381), (287, 70602415), (455, 44533831), (533, 38016685), (1435, 14120483), (2665, 7603337), (3731, 5430955), (18655, 1086191)]