20020992012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{3889}}^1$

素因数の和:4596

約数の個数: 144

約数和(自身を含む): 59810150400

約数和(自身を除く): 39789158388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 659, 868, 1116, 1302, 1318, 1953, 1977, 2604, 2636, 3889, 3906, 3954, 4613, 5931, 7778, 7812, 7908, 9226, 11667, 11862, 13839, 15556, 18452, 20429, 23334, 23724, 27223, 27678, 35001, 40858, 41517, 46668, 54446, 55356, 61287, 70002, 81669, 81716, 83034, 108892, 120559, 122574, 140004, 143003, 163338, 166068, 183861, 241118, 245007, 245148, 286006, 326676, 361677, 367722, 429009, 482236, 490014, 572012, 723354, 735444, 843913, 858018, 980028, 1085031, 1287027, 1446708, 1687826, 1716036, 2170062, 2531739, 2562851, 2574054, 3375652, 4340124, 5063478, 5125702, 5148108, 7595217, 7688553, 10126956, 10251404, 15190434, 15377106, 17939957, 23065659, 30380868, 30754212, 35879914, 46131318, 53819871, 71759828, 79448381, 92262636, 107639742, 158896762, 161459613, 215279484, 238345143, 317793524, 322919226, 476690286, 556138667, 645838452, 715035429, 953380572, 1112277334, 1430070858, 1668416001, 2224554668, 2860141716, 3336832002, 5005248003, 6673664004, 10010496006, 20020992012]

約数ペア:

[(1, 20020992012), (2, 10010496006), (3, 6673664004), (4, 5005248003), (6, 3336832002), (7, 2860141716), (9, 2224554668), (12, 1668416001), (14, 1430070858), (18, 1112277334), (21, 953380572), (28, 715035429), (31, 645838452), (36, 556138667), (42, 476690286), (62, 322919226), (63, 317793524), (84, 238345143), (93, 215279484), (124, 161459613), (126, 158896762), (186, 107639742), (217, 92262636), (252, 79448381), (279, 71759828), (372, 53819871), (434, 46131318), (558, 35879914), (651, 30754212), (659, 30380868), (868, 23065659), (1116, 17939957), (1302, 15377106), (1318, 15190434), (1953, 10251404), (1977, 10126956), (2604, 7688553), (2636, 7595217), (3889, 5148108), (3906, 5125702), (3954, 5063478), (4613, 4340124), (5931, 3375652), (7778, 2574054), (7812, 2562851), (7908, 2531739), (9226, 2170062), (11667, 1716036), (11862, 1687826), (13839, 1446708), (15556, 1287027), (18452, 1085031), (20429, 980028), (23334, 858018), (23724, 843913), (27223, 735444), (27678, 723354), (35001, 572012), (40858, 490014), (41517, 482236), (46668, 429009), (54446, 367722), (55356, 361677), (61287, 326676), (70002, 286006), (81669, 245148), (81716, 245007), (83034, 241118), (108892, 183861), (120559, 166068), (122574, 163338), (140004, 143003)]