20193686156

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{367}}^1\times {\mathrm{2143}}^1$

素因数の和:2659

約数の個数: 72

約数和(自身を含む): 41554630656

約数和(自身を除く): 21360944500

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 367, 524, 734, 917, 1468, 1834, 2143, 2569, 3668, 4286, 5138, 6419, 8572, 10276, 12838, 15001, 17983, 25676, 30002, 35966, 48077, 60004, 71932, 96154, 105007, 192308, 210014, 280733, 336539, 420028, 561466, 673078, 786481, 1122932, 1346156, 1572962, 1965131, 2355773, 3145924, 3930262, 4711546, 5505367, 7860524, 9423092, 11010734, 13755917, 22021468, 27511834, 38537569, 55023668, 77075138, 103029011, 154150276, 206058022, 412116044, 721203077, 1442406154, 2884812308, 5048421539, 10096843078, 20193686156]

約数ペア:

[(1, 20193686156), (2, 10096843078), (4, 5048421539), (7, 2884812308), (14, 1442406154), (28, 721203077), (49, 412116044), (98, 206058022), (131, 154150276), (196, 103029011), (262, 77075138), (367, 55023668), (524, 38537569), (734, 27511834), (917, 22021468), (1468, 13755917), (1834, 11010734), (2143, 9423092), (2569, 7860524), (3668, 5505367), (4286, 4711546), (5138, 3930262), (6419, 3145924), (8572, 2355773), (10276, 1965131), (12838, 1572962), (15001, 1346156), (17983, 1122932), (25676, 786481), (30002, 673078), (35966, 561466), (48077, 420028), (60004, 336539), (71932, 280733), (96154, 210014), (105007, 192308)]