20352528

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:413

約数の個数: 120

約数和(自身を含む): 66362816

約数和(自身を除く): 46010288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 61, 63, 72, 84, 112, 122, 126, 144, 168, 183, 244, 252, 331, 336, 366, 427, 488, 504, 549, 662, 732, 854, 976, 993, 1008, 1098, 1281, 1324, 1464, 1708, 1986, 2196, 2317, 2562, 2648, 2928, 2979, 3416, 3843, 3972, 4392, 4634, 5124, 5296, 5958, 6832, 6951, 7686, 7944, 8784, 9268, 10248, 11916, 13902, 15372, 15888, 18536, 20191, 20496, 20853, 23832, 27804, 30744, 37072, 40382, 41706, 47664, 55608, 60573, 61488, 80764, 83412, 111216, 121146, 141337, 161528, 166824, 181719, 242292, 282674, 323056, 333648, 363438, 424011, 484584, 565348, 726876, 848022, 969168, 1130696, 1272033, 1453752, 1696044, 2261392, 2544066, 2907504, 3392088, 5088132, 6784176, 10176264, 20352528]

約数ペア:

[(1, 20352528), (2, 10176264), (3, 6784176), (4, 5088132), (6, 3392088), (7, 2907504), (8, 2544066), (9, 2261392), (12, 1696044), (14, 1453752), (16, 1272033), (18, 1130696), (21, 969168), (24, 848022), (28, 726876), (36, 565348), (42, 484584), (48, 424011), (56, 363438), (61, 333648), (63, 323056), (72, 282674), (84, 242292), (112, 181719), (122, 166824), (126, 161528), (144, 141337), (168, 121146), (183, 111216), (244, 83412), (252, 80764), (331, 61488), (336, 60573), (366, 55608), (427, 47664), (488, 41706), (504, 40382), (549, 37072), (662, 30744), (732, 27804), (854, 23832), (976, 20853), (993, 20496), (1008, 20191), (1098, 18536), (1281, 15888), (1324, 15372), (1464, 13902), (1708, 11916), (1986, 10248), (2196, 9268), (2317, 8784), (2562, 7944), (2648, 7686), (2928, 6951), (2979, 6832), (3416, 5958), (3843, 5296), (3972, 5124), (4392, 4634)]