20343207591

素因数分解:

$3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1\times {\mathrm{683}}^1$

素因数の和:1234

約数の個数: 80

約数和(自身を含む): 35134311168

約数和(自身を除く): 14791103577

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 131, 189, 393, 401, 567, 683, 917, 1179, 1203, 2049, 2751, 2807, 3537, 3609, 4781, 6147, 8253, 8421, 10611, 10827, 14343, 18441, 24759, 25263, 32481, 43029, 52531, 55323, 74277, 75789, 89473, 129087, 157593, 227367, 268419, 273883, 367717, 387261, 472779, 626311, 805257, 821649, 1103151, 1418337, 1878933, 1917181, 2415771, 2464947, 3309453, 4255011, 5636799, 5751543, 7247313, 7394841, 9928359, 16910397, 17254629, 22184523, 29785077, 35878673, 50731191, 51763887, 107636019, 155291661, 251150711, 322908057, 753452133, 968724171, 2260356399, 2906172513, 6781069197, 20343207591]

約数ペア:

[(1, 20343207591), (3, 6781069197), (7, 2906172513), (9, 2260356399), (21, 968724171), (27, 753452133), (63, 322908057), (81, 251150711), (131, 155291661), (189, 107636019), (393, 51763887), (401, 50731191), (567, 35878673), (683, 29785077), (917, 22184523), (1179, 17254629), (1203, 16910397), (2049, 9928359), (2751, 7394841), (2807, 7247313), (3537, 5751543), (3609, 5636799), (4781, 4255011), (6147, 3309453), (8253, 2464947), (8421, 2415771), (10611, 1917181), (10827, 1878933), (14343, 1418337), (18441, 1103151), (24759, 821649), (25263, 805257), (32481, 626311), (43029, 472779), (52531, 387261), (55323, 367717), (74277, 273883), (75789, 268419), (89473, 227367), (129087, 157593)]