19739412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7121}}^1$

素因数の和:7149

約数の個数: 72

約数和(自身を含む): 62217792

約数和(自身を除く): 42478380

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7121, 14242, 21363, 28484, 42726, 49847, 64089, 78331, 85452, 99694, 128178, 149541, 156662, 199388, 234993, 256356, 299082, 313324, 448623, 469986, 548317, 598164, 704979, 897246, 939972, 1096634, 1409958, 1644951, 1794492, 2193268, 2819916, 3289902, 4934853, 6579804, 9869706, 19739412]

約数ペア:

[(1, 19739412), (2, 9869706), (3, 6579804), (4, 4934853), (6, 3289902), (7, 2819916), (9, 2193268), (11, 1794492), (12, 1644951), (14, 1409958), (18, 1096634), (21, 939972), (22, 897246), (28, 704979), (33, 598164), (36, 548317), (42, 469986), (44, 448623), (63, 313324), (66, 299082), (77, 256356), (84, 234993), (99, 199388), (126, 156662), (132, 149541), (154, 128178), (198, 99694), (231, 85452), (252, 78331), (308, 64089), (396, 49847), (462, 42726), (693, 28484), (924, 21363), (1386, 14242), (2772, 7121)]