20121880576

素因数分解:

$2^{11}\times 7^2\times {\mathrm{200513}}^1$

素因数の和:200549

約数の個数: 72

約数和(自身を含む): 46802975310

約数和(自身を除く): 26681094734

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2048, 3136, 3584, 6272, 7168, 12544, 14336, 25088, 50176, 100352, 200513, 401026, 802052, 1403591, 1604104, 2807182, 3208208, 5614364, 6416416, 9825137, 11228728, 12832832, 19650274, 22457456, 25665664, 39300548, 44914912, 51331328, 78601096, 89829824, 102662656, 157202192, 179659648, 205325312, 314404384, 359319296, 410650624, 628808768, 718638592, 1257617536, 1437277184, 2515235072, 2874554368, 5030470144, 10060940288, 20121880576]

約数ペア:

[(1, 20121880576), (2, 10060940288), (4, 5030470144), (7, 2874554368), (8, 2515235072), (14, 1437277184), (16, 1257617536), (28, 718638592), (32, 628808768), (49, 410650624), (56, 359319296), (64, 314404384), (98, 205325312), (112, 179659648), (128, 157202192), (196, 102662656), (224, 89829824), (256, 78601096), (392, 51331328), (448, 44914912), (512, 39300548), (784, 25665664), (896, 22457456), (1024, 19650274), (1568, 12832832), (1792, 11228728), (2048, 9825137), (3136, 6416416), (3584, 5614364), (6272, 3208208), (7168, 2807182), (12544, 1604104), (14336, 1403591), (25088, 802052), (50176, 401026), (100352, 200513)]