16915892

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 35094528

約数和(自身を除く): 18178636

約数列:

[1, 2, 4, 7, 14, 28, 67, 71, 127, 134, 142, 254, 268, 284, 469, 497, 508, 889, 938, 994, 1778, 1876, 1988, 3556, 4757, 8509, 9017, 9514, 17018, 18034, 19028, 33299, 34036, 36068, 59563, 63119, 66598, 119126, 126238, 133196, 238252, 252476, 604139, 1208278, 2416556, 4228973, 8457946, 16915892]

約数ペア:

[(1, 16915892), (2, 8457946), (4, 4228973), (7, 2416556), (14, 1208278), (28, 604139), (67, 252476), (71, 238252), (127, 133196), (134, 126238), (142, 119126), (254, 66598), (268, 63119), (284, 59563), (469, 36068), (497, 34036), (508, 33299), (889, 19028), (938, 18034), (994, 17018), (1778, 9514), (1876, 9017), (1988, 8509), (3556, 4757)]