20792768

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:717

約数の個数: 56

約数和(自身を含む): 45262800

約数和(自身を除く): 24470032

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 64, 68, 116, 136, 232, 272, 464, 493, 544, 659, 928, 986, 1088, 1318, 1856, 1972, 2636, 3944, 5272, 7888, 10544, 11203, 15776, 19111, 21088, 22406, 31552, 38222, 42176, 44812, 76444, 89624, 152888, 179248, 305776, 324887, 358496, 611552, 649774, 716992, 1223104, 1299548, 2599096, 5198192, 10396384, 20792768]

約数ペア:

[(1, 20792768), (2, 10396384), (4, 5198192), (8, 2599096), (16, 1299548), (17, 1223104), (29, 716992), (32, 649774), (34, 611552), (58, 358496), (64, 324887), (68, 305776), (116, 179248), (136, 152888), (232, 89624), (272, 76444), (464, 44812), (493, 42176), (544, 38222), (659, 31552), (928, 22406), (986, 21088), (1088, 19111), (1318, 15776), (1856, 11203), (1972, 10544), (2636, 7888), (3944, 5272)]