19530688

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 56

約数和(自身を含む): 42519600

約数和(自身を除く): 22988912

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 619, 928, 986, 1088, 1238, 1856, 1972, 2476, 3944, 4952, 7888, 9904, 10523, 15776, 17951, 19808, 21046, 31552, 35902, 39616, 42092, 71804, 84184, 143608, 168368, 287216, 305167, 336736, 574432, 610334, 673472, 1148864, 1220668, 2441336, 4882672, 9765344, 19530688]

約数ペア:

[(1, 19530688), (2, 9765344), (4, 4882672), (8, 2441336), (16, 1220668), (17, 1148864), (29, 673472), (32, 610334), (34, 574432), (58, 336736), (64, 305167), (68, 287216), (116, 168368), (136, 143608), (232, 84184), (272, 71804), (464, 42092), (493, 39616), (544, 35902), (619, 31552), (928, 21046), (986, 19808), (1088, 17951), (1238, 15776), (1856, 10523), (1972, 9904), (2476, 7888), (3944, 4952)]