20168064896

素因数分解:

$2^7\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{11549}}^1$

素因数の和:13519

約数の個数: 64

約数和(自身を含む): 45945900000

約数和(自身を除く): 25777835104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1949, 3898, 7796, 11549, 13643, 15592, 23098, 27286, 31184, 46196, 54572, 62368, 80843, 92392, 109144, 124736, 161686, 184784, 218288, 249472, 323372, 369568, 436576, 646744, 739136, 873152, 1293488, 1478272, 1746304, 2586976, 5173952, 10347904, 22509001, 45018002, 90036004, 157563007, 180072008, 315126014, 360144016, 630252028, 720288032, 1260504056, 1440576064, 2521008112, 2881152128, 5042016224, 10084032448, 20168064896]

約数ペア:

[(1, 20168064896), (2, 10084032448), (4, 5042016224), (7, 2881152128), (8, 2521008112), (14, 1440576064), (16, 1260504056), (28, 720288032), (32, 630252028), (56, 360144016), (64, 315126014), (112, 180072008), (128, 157563007), (224, 90036004), (448, 45018002), (896, 22509001), (1949, 10347904), (3898, 5173952), (7796, 2586976), (11549, 1746304), (13643, 1478272), (15592, 1293488), (23098, 873152), (27286, 739136), (31184, 646744), (46196, 436576), (54572, 369568), (62368, 323372), (80843, 249472), (92392, 218288), (109144, 184784), (124736, 161686)]