20136480028

素因数分解:

$2^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{653}}^1\times {\mathrm{1201}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 41402736144

約数和(自身を除く): 21266256116

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 131, 196, 262, 524, 653, 917, 1201, 1306, 1834, 2402, 2612, 3668, 4571, 4804, 6419, 8407, 9142, 12838, 16814, 18284, 25676, 31997, 33628, 58849, 63994, 85543, 117698, 127988, 157331, 171086, 235396, 314662, 342172, 598801, 629324, 784253, 1101317, 1197602, 1568506, 2202634, 2395204, 3137012, 4191607, 4405268, 5489771, 7709219, 8383214, 10979542, 15418438, 16766428, 21959084, 30836876, 38428397, 76856794, 102737143, 153713588, 205474286, 410948572, 719160001, 1438320002, 2876640004, 5034120007, 10068240014, 20136480028]

約数ペア:

[(1, 20136480028), (2, 10068240014), (4, 5034120007), (7, 2876640004), (14, 1438320002), (28, 719160001), (49, 410948572), (98, 205474286), (131, 153713588), (196, 102737143), (262, 76856794), (524, 38428397), (653, 30836876), (917, 21959084), (1201, 16766428), (1306, 15418438), (1834, 10979542), (2402, 8383214), (2612, 7709219), (3668, 5489771), (4571, 4405268), (4804, 4191607), (6419, 3137012), (8407, 2395204), (9142, 2202634), (12838, 1568506), (16814, 1197602), (18284, 1101317), (25676, 784253), (31997, 629324), (33628, 598801), (58849, 342172), (63994, 314662), (85543, 235396), (117698, 171086), (127988, 157331)]