2551889354

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1\times {\mathrm{7681}}^1$

素因数の和:8958

約数の個数: 32

約数和(自身を含む): 4609200000

約数和(自身を除く): 2057310646

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 1249, 2498, 7681, 8743, 15362, 17486, 23731, 47462, 53767, 107534, 145939, 166117, 291878, 332234, 1021573, 2043146, 9593569, 19187138, 67154983, 134309966, 182277811, 364555622, 1275944677, 2551889354]

約数ペア:

[(1, 2551889354), (2, 1275944677), (7, 364555622), (14, 182277811), (19, 134309966), (38, 67154983), (133, 19187138), (266, 9593569), (1249, 2043146), (2498, 1021573), (7681, 332234), (8743, 291878), (15362, 166117), (17486, 145939), (23731, 107534), (47462, 53767)]