20888906328

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{61979}}^1$

素因数の和:62173

約数の個数: 96

約数和(自身を含む): 58786790400

約数和(自身を除く): 37897884072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 151, 186, 248, 279, 302, 372, 453, 558, 604, 744, 906, 1116, 1208, 1359, 1812, 2232, 2718, 3624, 4681, 5436, 9362, 10872, 14043, 18724, 28086, 37448, 42129, 56172, 61979, 84258, 112344, 123958, 168516, 185937, 247916, 337032, 371874, 495832, 557811, 743748, 1115622, 1487496, 1921349, 2231244, 3842698, 4462488, 5764047, 7685396, 9358829, 11528094, 15370792, 17292141, 18717658, 23056188, 28076487, 34584282, 37435316, 46112376, 56152974, 69168564, 74870632, 84229461, 112305948, 138337128, 168458922, 224611896, 290123699, 336917844, 580247398, 673835688, 870371097, 1160494796, 1740742194, 2320989592, 2611113291, 3481484388, 5222226582, 6962968776, 10444453164, 20888906328]

約数ペア:

[(1, 20888906328), (2, 10444453164), (3, 6962968776), (4, 5222226582), (6, 3481484388), (8, 2611113291), (9, 2320989592), (12, 1740742194), (18, 1160494796), (24, 870371097), (31, 673835688), (36, 580247398), (62, 336917844), (72, 290123699), (93, 224611896), (124, 168458922), (151, 138337128), (186, 112305948), (248, 84229461), (279, 74870632), (302, 69168564), (372, 56152974), (453, 46112376), (558, 37435316), (604, 34584282), (744, 28076487), (906, 23056188), (1116, 18717658), (1208, 17292141), (1359, 15370792), (1812, 11528094), (2232, 9358829), (2718, 7685396), (3624, 5764047), (4681, 4462488), (5436, 3842698), (9362, 2231244), (10872, 1921349), (14043, 1487496), (18724, 1115622), (28086, 743748), (37448, 557811), (42129, 495832), (56172, 371874), (61979, 337032), (84258, 247916), (112344, 185937), (123958, 168516)]