20163325312

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{863}}^1$

素因数の和:1648

約数の個数: 128

約数和(自身を含む): 45650304000

約数和(自身を除く): 25486978688

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 739, 832, 863, 988, 1216, 1478, 1664, 1726, 1976, 2432, 2956, 3452, 3952, 5912, 6904, 7904, 9607, 11219, 11824, 13808, 14041, 15808, 16397, 19214, 22438, 23648, 27616, 28082, 31616, 32794, 38428, 44876, 47296, 55232, 56164, 65588, 76856, 89752, 94592, 110464, 112328, 131176, 153712, 179504, 182533, 213161, 224656, 262352, 307424, 359008, 365066, 426322, 449312, 524704, 614848, 637757, 718016, 730132, 852644, 898624, 1049408, 1229696, 1275514, 1436032, 1460264, 1705288, 1797248, 2098816, 2551028, 2920528, 3410576, 5102056, 5841056, 6821152, 8290841, 10204112, 11682112, 12117383, 13642304, 16581682, 20408224, 23364224, 24234766, 27284608, 33163364, 40816448, 48469532, 66326728, 81632896, 96939064, 132653456, 157525979, 193878128, 265306912, 315051958, 387756256, 530613824, 630103916, 775512512, 1061227648, 1260207832, 1551025024, 2520415664, 5040831328, 10081662656, 20163325312]

約数ペア:

[(1, 20163325312), (2, 10081662656), (4, 5040831328), (8, 2520415664), (13, 1551025024), (16, 1260207832), (19, 1061227648), (26, 775512512), (32, 630103916), (38, 530613824), (52, 387756256), (64, 315051958), (76, 265306912), (104, 193878128), (128, 157525979), (152, 132653456), (208, 96939064), (247, 81632896), (304, 66326728), (416, 48469532), (494, 40816448), (608, 33163364), (739, 27284608), (832, 24234766), (863, 23364224), (988, 20408224), (1216, 16581682), (1478, 13642304), (1664, 12117383), (1726, 11682112), (1976, 10204112), (2432, 8290841), (2956, 6821152), (3452, 5841056), (3952, 5102056), (5912, 3410576), (6904, 2920528), (7904, 2551028), (9607, 2098816), (11219, 1797248), (11824, 1705288), (13808, 1460264), (14041, 1436032), (15808, 1275514), (16397, 1229696), (19214, 1049408), (22438, 898624), (23648, 852644), (27616, 730132), (28082, 718016), (31616, 637757), (32794, 614848), (38428, 524704), (44876, 449312), (47296, 426322), (55232, 365066), (56164, 359008), (65588, 307424), (76856, 262352), (89752, 224656), (94592, 213161), (110464, 182533), (112328, 179504), (131176, 153712)]