38869688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 87181920

約数和(自身を除く): 48312232

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 61, 88, 104, 122, 143, 244, 286, 488, 557, 572, 671, 793, 1114, 1144, 1342, 1586, 2228, 2684, 3172, 4456, 5368, 6127, 6344, 7241, 8723, 12254, 14482, 17446, 24508, 28964, 33977, 34892, 49016, 57928, 67954, 69784, 79651, 135908, 159302, 271816, 318604, 373747, 441701, 637208, 747494, 883402, 1494988, 1766804, 2989976, 3533608, 4858711, 9717422, 19434844, 38869688]

約数ペア:

[(1, 38869688), (2, 19434844), (4, 9717422), (8, 4858711), (11, 3533608), (13, 2989976), (22, 1766804), (26, 1494988), (44, 883402), (52, 747494), (61, 637208), (88, 441701), (104, 373747), (122, 318604), (143, 271816), (244, 159302), (286, 135908), (488, 79651), (557, 69784), (572, 67954), (671, 57928), (793, 49016), (1114, 34892), (1144, 33977), (1342, 28964), (1586, 24508), (2228, 17446), (2684, 14482), (3172, 12254), (4456, 8723), (5368, 7241), (6127, 6344)]