19826968

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1367}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 44446320

約数和(自身を除く): 24619352

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 98, 148, 196, 259, 296, 392, 518, 1036, 1367, 1813, 2072, 2734, 3626, 5468, 7252, 9569, 10936, 14504, 19138, 38276, 50579, 66983, 76552, 101158, 133966, 202316, 267932, 354053, 404632, 535864, 708106, 1416212, 2478371, 2832424, 4956742, 9913484, 19826968]

約数ペア:

[(1, 19826968), (2, 9913484), (4, 4956742), (7, 2832424), (8, 2478371), (14, 1416212), (28, 708106), (37, 535864), (49, 404632), (56, 354053), (74, 267932), (98, 202316), (148, 133966), (196, 101158), (259, 76552), (296, 66983), (392, 50579), (518, 38276), (1036, 19138), (1367, 14504), (1813, 10936), (2072, 9569), (2734, 7252), (3626, 5468)]