20131208636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{3319}}^1$

素因数の和:3807

約数の個数: 96

約数和(自身を含む): 44977766400

約数和(自身を除く): 24846557764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 419, 517, 658, 838, 1034, 1316, 1676, 2068, 2933, 3319, 3619, 4609, 5866, 6638, 7238, 9218, 11732, 13276, 14476, 18436, 19693, 23233, 32263, 36509, 39386, 46466, 64526, 73018, 78772, 92932, 129052, 137851, 146036, 155993, 216623, 255563, 275702, 311986, 433246, 511126, 551404, 623972, 866492, 1022252, 1091951, 1390661, 1516361, 1715923, 2183902, 2781322, 3032722, 3431846, 4367804, 5562644, 6065444, 6863692, 9734627, 12011461, 15297271, 19469254, 24022922, 30594542, 38938508, 48045844, 61189084, 65361067, 107080897, 130722134, 214161794, 261444268, 428323588, 457527469, 718971737, 915054938, 1437943474, 1830109876, 2875886948, 5032802159, 10065604318, 20131208636]

約数ペア:

[(1, 20131208636), (2, 10065604318), (4, 5032802159), (7, 2875886948), (11, 1830109876), (14, 1437943474), (22, 915054938), (28, 718971737), (44, 457527469), (47, 428323588), (77, 261444268), (94, 214161794), (154, 130722134), (188, 107080897), (308, 65361067), (329, 61189084), (419, 48045844), (517, 38938508), (658, 30594542), (838, 24022922), (1034, 19469254), (1316, 15297271), (1676, 12011461), (2068, 9734627), (2933, 6863692), (3319, 6065444), (3619, 5562644), (4609, 4367804), (5866, 3431846), (6638, 3032722), (7238, 2781322), (9218, 2183902), (11732, 1715923), (13276, 1516361), (14476, 1390661), (18436, 1091951), (19693, 1022252), (23233, 866492), (32263, 623972), (36509, 551404), (39386, 511126), (46466, 433246), (64526, 311986), (73018, 275702), (78772, 255563), (92932, 216623), (129052, 155993), (137851, 146036)]