20536992

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 68245632

約数和(自身を除く): 47708640

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 61, 63, 72, 84, 96, 112, 122, 126, 144, 167, 168, 183, 224, 244, 252, 288, 334, 336, 366, 427, 488, 501, 504, 549, 668, 672, 732, 854, 976, 1002, 1008, 1098, 1169, 1281, 1336, 1464, 1503, 1708, 1952, 2004, 2016, 2196, 2338, 2562, 2672, 2928, 3006, 3416, 3507, 3843, 4008, 4392, 4676, 5124, 5344, 5856, 6012, 6832, 7014, 7686, 8016, 8784, 9352, 10187, 10248, 10521, 12024, 13664, 14028, 15372, 16032, 17568, 18704, 20374, 20496, 21042, 24048, 28056, 30561, 30744, 37408, 40748, 40992, 42084, 48096, 56112, 61122, 61488, 71309, 81496, 84168, 91683, 112224, 122244, 122976, 142618, 162992, 168336, 183366, 213927, 244488, 285236, 325984, 336672, 366732, 427854, 488976, 570472, 641781, 733464, 855708, 977952, 1140944, 1283562, 1466928, 1711416, 2281888, 2567124, 2933856, 3422832, 5134248, 6845664, 10268496, 20536992]

約数ペア:

[(1, 20536992), (2, 10268496), (3, 6845664), (4, 5134248), (6, 3422832), (7, 2933856), (8, 2567124), (9, 2281888), (12, 1711416), (14, 1466928), (16, 1283562), (18, 1140944), (21, 977952), (24, 855708), (28, 733464), (32, 641781), (36, 570472), (42, 488976), (48, 427854), (56, 366732), (61, 336672), (63, 325984), (72, 285236), (84, 244488), (96, 213927), (112, 183366), (122, 168336), (126, 162992), (144, 142618), (167, 122976), (168, 122244), (183, 112224), (224, 91683), (244, 84168), (252, 81496), (288, 71309), (334, 61488), (336, 61122), (366, 56112), (427, 48096), (488, 42084), (501, 40992), (504, 40748), (549, 37408), (668, 30744), (672, 30561), (732, 28056), (854, 24048), (976, 21042), (1002, 20496), (1008, 20374), (1098, 18704), (1169, 17568), (1281, 16032), (1336, 15372), (1464, 14028), (1503, 13664), (1708, 12024), (1952, 10521), (2004, 10248), (2016, 10187), (2196, 9352), (2338, 8784), (2562, 8016), (2672, 7686), (2928, 7014), (3006, 6832), (3416, 6012), (3507, 5856), (3843, 5344), (4008, 5124), (4392, 4676)]