20204208036

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1487}}^1\times {\mathrm{6397}}^1$

素因数の和:7953

約数の個数: 72

約数和(自身を含む): 51980423040

約数和(自身を除く): 31776215004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 1487, 2124, 2974, 4461, 5948, 6397, 8922, 12794, 13383, 17844, 19191, 25588, 26766, 38382, 53532, 57573, 76764, 87733, 115146, 175466, 230292, 263199, 350932, 377423, 526398, 754846, 789597, 1052796, 1132269, 1509692, 1579194, 2264538, 3158388, 3396807, 4529076, 6793614, 9512339, 13587228, 19024678, 28537017, 38049356, 57074034, 85611051, 114148068, 171222102, 342444204, 561228001, 1122456002, 1683684003, 2244912004, 3367368006, 5051052009, 6734736012, 10102104018, 20204208036]

約数ペア:

[(1, 20204208036), (2, 10102104018), (3, 6734736012), (4, 5051052009), (6, 3367368006), (9, 2244912004), (12, 1683684003), (18, 1122456002), (36, 561228001), (59, 342444204), (118, 171222102), (177, 114148068), (236, 85611051), (354, 57074034), (531, 38049356), (708, 28537017), (1062, 19024678), (1487, 13587228), (2124, 9512339), (2974, 6793614), (4461, 4529076), (5948, 3396807), (6397, 3158388), (8922, 2264538), (12794, 1579194), (13383, 1509692), (17844, 1132269), (19191, 1052796), (25588, 789597), (26766, 754846), (38382, 526398), (53532, 377423), (57573, 350932), (76764, 263199), (87733, 230292), (115146, 175466)]