20126641864

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1\times {\mathrm{11519}}^1$

素因数の和:12334

約数の個数: 64

約数和(自身を含む): 44242329600

約数和(自身を除く): 24115687736

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 761, 1148, 1522, 2296, 3044, 5327, 6088, 10654, 11519, 21308, 23038, 31201, 42616, 46076, 62402, 80633, 92152, 124804, 161266, 218407, 249608, 322532, 436814, 472279, 645064, 873628, 944558, 1747256, 1889116, 3305953, 3778232, 6611906, 8765959, 13223812, 17531918, 26447624, 35063836, 61361713, 70127672, 122723426, 245446852, 359404319, 490893704, 718808638, 1437617276, 2515830233, 2875234552, 5031660466, 10063320932, 20126641864]

約数ペア:

[(1, 20126641864), (2, 10063320932), (4, 5031660466), (7, 2875234552), (8, 2515830233), (14, 1437617276), (28, 718808638), (41, 490893704), (56, 359404319), (82, 245446852), (164, 122723426), (287, 70127672), (328, 61361713), (574, 35063836), (761, 26447624), (1148, 17531918), (1522, 13223812), (2296, 8765959), (3044, 6611906), (5327, 3778232), (6088, 3305953), (10654, 1889116), (11519, 1747256), (21308, 944558), (23038, 873628), (31201, 645064), (42616, 472279), (46076, 436814), (62402, 322532), (80633, 249608), (92152, 218407), (124804, 161266)]