20051916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2837}}^1$

素因数の和:2894

約数の個数: 48

約数和(自身を含む): 50856960

約数和(自身を除く): 30805044

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 2837, 3534, 5674, 7068, 8511, 11348, 17022, 34044, 53903, 87947, 107806, 161709, 175894, 215612, 263841, 323418, 351788, 527682, 646836, 1055364, 1670993, 3341986, 5012979, 6683972, 10025958, 20051916]

約数ペア:

[(1, 20051916), (2, 10025958), (3, 6683972), (4, 5012979), (6, 3341986), (12, 1670993), (19, 1055364), (31, 646836), (38, 527682), (57, 351788), (62, 323418), (76, 263841), (93, 215612), (114, 175894), (124, 161709), (186, 107806), (228, 87947), (372, 53903), (589, 34044), (1178, 17022), (1767, 11348), (2356, 8511), (2837, 7068), (3534, 5674)]