20607481216

素因数分解:

$2^7\times 7^1\times {\mathrm{3457}}^1\times {\mathrm{6653}}^1$

素因数の和:10131

約数の個数: 64

約数和(自身を含む): 46939445280

約数和(自身を除く): 26331964064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 3457, 6653, 6914, 13306, 13828, 24199, 26612, 27656, 46571, 48398, 53224, 55312, 93142, 96796, 106448, 110624, 186284, 193592, 212896, 221248, 372568, 387184, 425792, 442496, 745136, 774368, 851584, 1490272, 1548736, 2980544, 3097472, 5961088, 22999421, 45998842, 91997684, 160995947, 183995368, 321991894, 367990736, 643983788, 735981472, 1287967576, 1471962944, 2575935152, 2943925888, 5151870304, 10303740608, 20607481216]

約数ペア:

[(1, 20607481216), (2, 10303740608), (4, 5151870304), (7, 2943925888), (8, 2575935152), (14, 1471962944), (16, 1287967576), (28, 735981472), (32, 643983788), (56, 367990736), (64, 321991894), (112, 183995368), (128, 160995947), (224, 91997684), (448, 45998842), (896, 22999421), (3457, 5961088), (6653, 3097472), (6914, 2980544), (13306, 1548736), (13828, 1490272), (24199, 851584), (26612, 774368), (27656, 745136), (46571, 442496), (48398, 425792), (53224, 387184), (55312, 372568), (93142, 221248), (96796, 212896), (106448, 193592), (110624, 186284)]