20429712

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 120

約数和(自身を含む): 62362080

約数和(自身を除く): 41932368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 108, 114, 131, 144, 152, 171, 216, 228, 262, 304, 342, 361, 393, 432, 456, 513, 524, 684, 722, 786, 912, 1026, 1048, 1083, 1179, 1368, 1444, 1572, 2052, 2096, 2166, 2358, 2489, 2736, 2888, 3144, 3249, 3537, 4104, 4332, 4716, 4978, 5776, 6288, 6498, 7074, 7467, 8208, 8664, 9432, 9747, 9956, 12996, 14148, 14934, 17328, 18864, 19494, 19912, 22401, 25992, 28296, 29868, 38988, 39824, 44802, 47291, 51984, 56592, 59736, 67203, 77976, 89604, 94582, 119472, 134406, 141873, 155952, 179208, 189164, 268812, 283746, 358416, 378328, 425619, 537624, 567492, 756656, 851238, 1075248, 1134984, 1276857, 1702476, 2269968, 2553714, 3404952, 5107428, 6809904, 10214856, 20429712]

約数ペア:

[(1, 20429712), (2, 10214856), (3, 6809904), (4, 5107428), (6, 3404952), (8, 2553714), (9, 2269968), (12, 1702476), (16, 1276857), (18, 1134984), (19, 1075248), (24, 851238), (27, 756656), (36, 567492), (38, 537624), (48, 425619), (54, 378328), (57, 358416), (72, 283746), (76, 268812), (108, 189164), (114, 179208), (131, 155952), (144, 141873), (152, 134406), (171, 119472), (216, 94582), (228, 89604), (262, 77976), (304, 67203), (342, 59736), (361, 56592), (393, 51984), (432, 47291), (456, 44802), (513, 39824), (524, 38988), (684, 29868), (722, 28296), (786, 25992), (912, 22401), (1026, 19912), (1048, 19494), (1083, 18864), (1179, 17328), (1368, 14934), (1444, 14148), (1572, 12996), (2052, 9956), (2096, 9747), (2166, 9432), (2358, 8664), (2489, 8208), (2736, 7467), (2888, 7074), (3144, 6498), (3249, 6288), (3537, 5776), (4104, 4978), (4332, 4716)]