20269164

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 51530752

約数和(自身を除く): 31261588

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 103, 124, 138, 186, 206, 276, 309, 372, 412, 529, 618, 713, 1058, 1236, 1426, 1587, 2116, 2139, 2369, 2852, 3174, 3193, 4278, 4738, 6348, 6386, 7107, 8556, 9476, 9579, 12772, 14214, 16399, 19158, 28428, 32798, 38316, 49197, 54487, 65596, 73439, 98394, 108974, 146878, 163461, 196788, 217948, 220317, 293756, 326922, 440634, 653844, 881268, 1689097, 3378194, 5067291, 6756388, 10134582, 20269164]

約数ペア:

[(1, 20269164), (2, 10134582), (3, 6756388), (4, 5067291), (6, 3378194), (12, 1689097), (23, 881268), (31, 653844), (46, 440634), (62, 326922), (69, 293756), (92, 220317), (93, 217948), (103, 196788), (124, 163461), (138, 146878), (186, 108974), (206, 98394), (276, 73439), (309, 65596), (372, 54487), (412, 49197), (529, 38316), (618, 32798), (713, 28428), (1058, 19158), (1236, 16399), (1426, 14214), (1587, 12772), (2116, 9579), (2139, 9476), (2369, 8556), (2852, 7107), (3174, 6386), (3193, 6348), (4278, 4738)]