20004216512

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1941403}}^1$

素因数の和:1941445

約数の個数: 56

約数和(自身を含む): 47339195136

約数和(自身を除く): 27334978624

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 10304, 1941403, 3882806, 7765612, 13589821, 15531224, 27179642, 31062448, 44652269, 54359284, 62124896, 89304538, 108718568, 124249792, 178609076, 217437136, 312565883, 357218152, 434874272, 625131766, 714436304, 869748544, 1250263532, 1428872608, 2500527064, 2857745216, 5001054128, 10002108256, 20004216512]

約数ペア:

[(1, 20004216512), (2, 10002108256), (4, 5001054128), (7, 2857745216), (8, 2500527064), (14, 1428872608), (16, 1250263532), (23, 869748544), (28, 714436304), (32, 625131766), (46, 434874272), (56, 357218152), (64, 312565883), (92, 217437136), (112, 178609076), (161, 124249792), (184, 108718568), (224, 89304538), (322, 62124896), (368, 54359284), (448, 44652269), (644, 31062448), (736, 27179642), (1288, 15531224), (1472, 13589821), (2576, 7765612), (5152, 3882806), (10304, 1941403)]