20194906815

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2741}}^1\times {\mathrm{9631}}^1$

素因数の和:12400

約数の個数: 48

約数和(自身を含む): 37080965376

約数和(自身を除く): 16886058561

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2741, 8223, 9631, 13705, 24669, 28893, 41115, 46597, 48155, 86679, 123345, 139791, 144465, 163727, 232985, 419373, 433395, 491181, 698955, 818635, 1473543, 2096865, 2455905, 7367715, 26398571, 79195713, 131992855, 237587139, 395978565, 448775707, 1187935695, 1346327121, 2243878535, 4038981363, 6731635605, 20194906815]

約数ペア:

[(1, 20194906815), (3, 6731635605), (5, 4038981363), (9, 2243878535), (15, 1346327121), (17, 1187935695), (45, 448775707), (51, 395978565), (85, 237587139), (153, 131992855), (255, 79195713), (765, 26398571), (2741, 7367715), (8223, 2455905), (9631, 2096865), (13705, 1473543), (24669, 818635), (28893, 698955), (41115, 491181), (46597, 433395), (48155, 419373), (86679, 232985), (123345, 163727), (139791, 144465)]