19797294

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 45395712

約数和(自身を除く): 25598418

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 67, 74, 111, 121, 134, 201, 222, 242, 363, 402, 407, 726, 737, 814, 1221, 1331, 1474, 2211, 2442, 2479, 2662, 3993, 4422, 4477, 4958, 7437, 7986, 8107, 8954, 13431, 14874, 16214, 24321, 26862, 27269, 48642, 49247, 54538, 81807, 89177, 98494, 147741, 163614, 178354, 267531, 295482, 299959, 535062, 599918, 899877, 1799754, 3299549, 6599098, 9898647, 19797294]

約数ペア:

[(1, 19797294), (2, 9898647), (3, 6599098), (6, 3299549), (11, 1799754), (22, 899877), (33, 599918), (37, 535062), (66, 299959), (67, 295482), (74, 267531), (111, 178354), (121, 163614), (134, 147741), (201, 98494), (222, 89177), (242, 81807), (363, 54538), (402, 49247), (407, 48642), (726, 27269), (737, 26862), (814, 24321), (1221, 16214), (1331, 14874), (1474, 13431), (2211, 8954), (2442, 8107), (2479, 7986), (2662, 7437), (3993, 4958), (4422, 4477)]