20178036888

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1\times {\mathrm{17737}}^1$

素因数の和:18296

約数の個数: 64

約数和(自身を含む): 51034354560

約数和(自身を除く): 30856317672

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 443, 642, 856, 886, 1284, 1329, 1772, 2568, 2658, 3544, 5316, 10632, 17737, 35474, 47401, 53211, 70948, 94802, 106422, 141896, 142203, 189604, 212844, 284406, 379208, 425688, 568812, 1137624, 1897859, 3795718, 5693577, 7591436, 7857491, 11387154, 15182872, 15714982, 22774308, 23572473, 31429964, 45548616, 47144946, 62859928, 94289892, 188579784, 840751537, 1681503074, 2522254611, 3363006148, 5044509222, 6726012296, 10089018444, 20178036888]

約数ペア:

[(1, 20178036888), (2, 10089018444), (3, 6726012296), (4, 5044509222), (6, 3363006148), (8, 2522254611), (12, 1681503074), (24, 840751537), (107, 188579784), (214, 94289892), (321, 62859928), (428, 47144946), (443, 45548616), (642, 31429964), (856, 23572473), (886, 22774308), (1284, 15714982), (1329, 15182872), (1772, 11387154), (2568, 7857491), (2658, 7591436), (3544, 5693577), (5316, 3795718), (10632, 1897859), (17737, 1137624), (35474, 568812), (47401, 425688), (53211, 379208), (70948, 284406), (94802, 212844), (106422, 189604), (141896, 142203)]