19919088

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{941}}^1$

素因数の和:972

約数の個数: 120

約数和(自身を含む): 66580560

約数和(自身を除く): 46661472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 84, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 252, 294, 336, 378, 392, 432, 441, 504, 588, 756, 784, 882, 941, 1008, 1176, 1323, 1512, 1764, 1882, 2352, 2646, 2823, 3024, 3528, 3764, 5292, 5646, 6587, 7056, 7528, 8469, 10584, 11292, 13174, 15056, 16938, 19761, 21168, 22584, 25407, 26348, 33876, 39522, 45168, 46109, 50814, 52696, 59283, 67752, 79044, 92218, 101628, 105392, 118566, 135504, 138327, 158088, 177849, 184436, 203256, 237132, 276654, 316176, 355698, 368872, 406512, 414981, 474264, 553308, 711396, 737744, 829962, 948528, 1106616, 1244943, 1422792, 1659924, 2213232, 2489886, 2845584, 3319848, 4979772, 6639696, 9959544, 19919088]

約数ペア:

[(1, 19919088), (2, 9959544), (3, 6639696), (4, 4979772), (6, 3319848), (7, 2845584), (8, 2489886), (9, 2213232), (12, 1659924), (14, 1422792), (16, 1244943), (18, 1106616), (21, 948528), (24, 829962), (27, 737744), (28, 711396), (36, 553308), (42, 474264), (48, 414981), (49, 406512), (54, 368872), (56, 355698), (63, 316176), (72, 276654), (84, 237132), (98, 203256), (108, 184436), (112, 177849), (126, 158088), (144, 138327), (147, 135504), (168, 118566), (189, 105392), (196, 101628), (216, 92218), (252, 79044), (294, 67752), (336, 59283), (378, 52696), (392, 50814), (432, 46109), (441, 45168), (504, 39522), (588, 33876), (756, 26348), (784, 25407), (882, 22584), (941, 21168), (1008, 19761), (1176, 16938), (1323, 15056), (1512, 13174), (1764, 11292), (1882, 10584), (2352, 8469), (2646, 7528), (2823, 7056), (3024, 6587), (3528, 5646), (3764, 5292)]