19122768

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 62365056

約数和(自身を除く): 43242288

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, 311, 336, 366, 427, 488, 504, 549, 622, 732, 854, 933, 976, 1008, 1098, 1244, 1281, 1464, 1708, 1866, 2177, 2196, 2488, 2562, 2799, 2928, 3416, 3732, 3843, 4354, 4392, 4976, 5124, 5598, 6531, 6832, 7464, 7686, 8708, 8784, 10248, 11196, 13062, 14928, 15372, 17416, 18971, 19593, 20496, 22392, 26124, 30744, 34832, 37942, 39186, 44784, 52248, 56913, 61488, 75884, 78372, 104496, 113826, 132797, 151768, 156744, 170739, 227652, 265594, 303536, 313488, 341478, 398391, 455304, 531188, 682956, 796782, 910608, 1062376, 1195173, 1365912, 1593564, 2124752, 2390346, 2731824, 3187128, 4780692, 6374256, 9561384, 19122768]

約数ペア:

[(1, 19122768), (2, 9561384), (3, 6374256), (4, 4780692), (6, 3187128), (7, 2731824), (8, 2390346), (9, 2124752), (12, 1593564), (14, 1365912), (16, 1195173), (18, 1062376), (21, 910608), (24, 796782), (28, 682956), (36, 531188), (42, 455304), (48, 398391), (56, 341478), (61, 313488), (63, 303536), (72, 265594), (84, 227652), (112, 170739), (122, 156744), (126, 151768), (144, 132797), (168, 113826), (183, 104496), (244, 78372), (252, 75884), (311, 61488), (336, 56913), (366, 52248), (427, 44784), (488, 39186), (504, 37942), (549, 34832), (622, 30744), (732, 26124), (854, 22392), (933, 20496), (976, 19593), (1008, 18971), (1098, 17416), (1244, 15372), (1281, 14928), (1464, 13062), (1708, 11196), (1866, 10248), (2177, 8784), (2196, 8708), (2488, 7686), (2562, 7464), (2799, 6832), (2928, 6531), (3416, 5598), (3732, 5124), (3843, 4976), (4354, 4392)]