1980227392

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{216371}}^1$

素因数の和:216407

約数の個数: 56

約数和(自身を含む): 4616512992

約数和(自身を除く): 2636285600

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2288, 4576, 9152, 216371, 432742, 865484, 1730968, 2380081, 2812823, 3461936, 4760162, 5625646, 6923872, 9520324, 11251292, 13847744, 19040648, 22502584, 30941053, 38081296, 45005168, 61882106, 76162592, 90010336, 123764212, 152325184, 180020672, 247528424, 495056848, 990113696, 1980227392]

約数ペア:

[(1, 1980227392), (2, 990113696), (4, 495056848), (8, 247528424), (11, 180020672), (13, 152325184), (16, 123764212), (22, 90010336), (26, 76162592), (32, 61882106), (44, 45005168), (52, 38081296), (64, 30941053), (88, 22502584), (104, 19040648), (143, 13847744), (176, 11251292), (208, 9520324), (286, 6923872), (352, 5625646), (416, 4760162), (572, 3461936), (704, 2812823), (832, 2380081), (1144, 1730968), (2288, 865484), (4576, 432742), (9152, 216371)]