20239540011

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 31299840000

約数和(自身を除く): 11060299989

約数列:

[1, 3, 9, 27, 43, 79, 129, 149, 237, 387, 447, 711, 1161, 1341, 1481, 2133, 3397, 4023, 4443, 6407, 10191, 11771, 13329, 19221, 30573, 35313, 39987, 57663, 63683, 91719, 105939, 116999, 172989, 191049, 220669, 317817, 350997, 506153, 573147, 662007, 1052991, 1518459, 1719441, 1986021, 3158973, 4555377, 5030957, 5958063, 9488767, 13666131, 15092871, 17432851, 28466301, 45278613, 52298553, 85398903, 135835839, 156895659, 256196709, 470686977, 749612593, 2248837779, 6746513337, 20239540011]

約数ペア:

[(1, 20239540011), (3, 6746513337), (9, 2248837779), (27, 749612593), (43, 470686977), (79, 256196709), (129, 156895659), (149, 135835839), (237, 85398903), (387, 52298553), (447, 45278613), (711, 28466301), (1161, 17432851), (1341, 15092871), (1481, 13666131), (2133, 9488767), (3397, 5958063), (4023, 5030957), (4443, 4555377), (6407, 3158973), (10191, 1986021), (11771, 1719441), (13329, 1518459), (19221, 1052991), (30573, 662007), (35313, 573147), (39987, 506153), (57663, 350997), (63683, 317817), (91719, 220669), (105939, 191049), (116999, 172989)]