19742184

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1220

約数の個数: 128

約数和(自身を含む): 68428800

約数和(自身を除く): 48686616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 126, 132, 154, 168, 189, 198, 216, 231, 252, 264, 297, 308, 378, 396, 462, 504, 594, 616, 693, 756, 792, 924, 1187, 1188, 1386, 1512, 1848, 2079, 2374, 2376, 2772, 3561, 4158, 4748, 5544, 7122, 8309, 8316, 9496, 10683, 13057, 14244, 16618, 16632, 21366, 24927, 26114, 28488, 32049, 33236, 39171, 42732, 49854, 52228, 64098, 66472, 74781, 78342, 85464, 91399, 99708, 104456, 117513, 128196, 149562, 156684, 182798, 199416, 224343, 235026, 256392, 274197, 299124, 313368, 352539, 365596, 448686, 470052, 548394, 598248, 705078, 731192, 822591, 897372, 940104, 1096788, 1410156, 1645182, 1794744, 2193576, 2467773, 2820312, 3290364, 4935546, 6580728, 9871092, 19742184]

約数ペア:

[(1, 19742184), (2, 9871092), (3, 6580728), (4, 4935546), (6, 3290364), (7, 2820312), (8, 2467773), (9, 2193576), (11, 1794744), (12, 1645182), (14, 1410156), (18, 1096788), (21, 940104), (22, 897372), (24, 822591), (27, 731192), (28, 705078), (33, 598248), (36, 548394), (42, 470052), (44, 448686), (54, 365596), (56, 352539), (63, 313368), (66, 299124), (72, 274197), (77, 256392), (84, 235026), (88, 224343), (99, 199416), (108, 182798), (126, 156684), (132, 149562), (154, 128196), (168, 117513), (189, 104456), (198, 99708), (216, 91399), (231, 85464), (252, 78342), (264, 74781), (297, 66472), (308, 64098), (378, 52228), (396, 49854), (462, 42732), (504, 39171), (594, 33236), (616, 32049), (693, 28488), (756, 26114), (792, 24927), (924, 21366), (1187, 16632), (1188, 16618), (1386, 14244), (1512, 13057), (1848, 10683), (2079, 9496), (2374, 8316), (2376, 8309), (2772, 7122), (3561, 5544), (4158, 4748)]